Home / 53,630.09-74,010.90-29,432.10

Finding the Fourth Proportional to 53,630.09, 74,010.90 and 29,432.10

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Solution

The fourth proportional to 53,630.09, 74,010.90 and 29,432.10 is: 40,617.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,630.09 : 74,010.90 = 29,432.10 : x
  2. Step 2: Convert to fraction form
    53,630.09/74,010.90 = 29,432.10/x
  3. Step 3: Cross multiply
    53,630.09x = 74,010.90 × 29,432.10
  4. Step 4: Simplify right side
    53,630.09x = 2,178,296,209.89
  5. Step 5: Solve for x
    x = 2,178,296,209.89/53,630.09
  6. Step 6: Final answer
    x = 40,617.05

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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.