Home / 62,445.16-86,173.77-34,151.05

Finding the Fourth Proportional to 62,445.16, 86,173.77 and 34,151.05

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Solution

The fourth proportional to 62,445.16, 86,173.77 and 34,151.05 is: 47,128.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,445.16 : 86,173.77 = 34,151.05 : x
  2. Step 2: Convert to fraction form
    62,445.16/86,173.77 = 34,151.05/x
  3. Step 3: Cross multiply
    62,445.16x = 86,173.77 × 34,151.05
  4. Step 4: Simplify right side
    62,445.16x = 2,942,924,727.96
  5. Step 5: Solve for x
    x = 2,942,924,727.96/62,445.16
  6. Step 6: Final answer
    x = 47,128.15

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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.