Home / 74,326,392.48-102,529,105.20-69,065,585.76

Finding the Fourth Proportional to 74,326,392.48, 102,529,105.20 and 69,065,585.76

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Solution

The fourth proportional to 74,326,392.48, 102,529,105.20 and 69,065,585.76 is: 95,272,116.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,326,392.48 : 102,529,105.20 = 69,065,585.76 : x
  2. Step 2: Convert to fraction form
    74,326,392.48/102,529,105.20 = 69,065,585.76/x
  3. Step 3: Cross multiply
    74,326,392.48x = 102,529,105.20 × 69,065,585.76
  4. Step 4: Simplify right side
    74,326,392.48x = 7,081,232,708,086,663
  5. Step 5: Solve for x
    x = 7,081,232,708,086,663/74,326,392.48
  6. Step 6: Final answer
    x = 95,272,116.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.