Home / 102,590.47-153,602.29-52,562.84

Finding the Fourth Proportional to 102,590.47, 153,602.29 and 52,562.84

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Solution

The fourth proportional to 102,590.47, 153,602.29 and 52,562.84 is: 78,699.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,590.47 : 153,602.29 = 52,562.84 : x
  2. Step 2: Convert to fraction form
    102,590.47/153,602.29 = 52,562.84/x
  3. Step 3: Cross multiply
    102,590.47x = 153,602.29 × 52,562.84
  4. Step 4: Simplify right side
    102,590.47x = 8,073,772,592.90
  5. Step 5: Solve for x
    x = 8,073,772,592.90/102,590.47
  6. Step 6: Final answer
    x = 78,699.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.