Home / 48,535.06-66,961.65-29,420.98

Finding the Fourth Proportional to 48,535.06, 66,961.65 and 29,420.98

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Solution

The fourth proportional to 48,535.06, 66,961.65 and 29,420.98 is: 40,590.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,535.06 : 66,961.65 = 29,420.98 : x
  2. Step 2: Convert to fraction form
    48,535.06/66,961.65 = 29,420.98/x
  3. Step 3: Cross multiply
    48,535.06x = 66,961.65 × 29,420.98
  4. Step 4: Simplify right side
    48,535.06x = 1,970,077,365.42
  5. Step 5: Solve for x
    x = 1,970,077,365.42/48,535.06
  6. Step 6: Final answer
    x = 40,590.81

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1.5x scale

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.