Home / 71,606.16-98,801.48-43,306.32

Finding the Fourth Proportional to 71,606.16, 98,801.48 and 43,306.32

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Solution

The fourth proportional to 71,606.16, 98,801.48 and 43,306.32 is: 59,753.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,606.16 : 98,801.48 = 43,306.32 : x
  2. Step 2: Convert to fraction form
    71,606.16/98,801.48 = 43,306.32/x
  3. Step 3: Cross multiply
    71,606.16x = 98,801.48 × 43,306.32
  4. Step 4: Simplify right side
    71,606.16x = 4,278,728,509.35
  5. Step 5: Solve for x
    x = 4,278,728,509.35/71,606.16
  6. Step 6: Final answer
    x = 59,753.64

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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.