Home / 71,526.23-98,696.10-42,839.17

Finding the Fourth Proportional to 71,526.23, 98,696.10 and 42,839.17

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Solution

The fourth proportional to 71,526.23, 98,696.10 and 42,839.17 is: 59,112.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,526.23 : 98,696.10 = 42,839.17 : x
  2. Step 2: Convert to fraction form
    71,526.23/98,696.10 = 42,839.17/x
  3. Step 3: Cross multiply
    71,526.23x = 98,696.10 × 42,839.17
  4. Step 4: Simplify right side
    71,526.23x = 4,228,059,006.24
  5. Step 5: Solve for x
    x = 4,228,059,006.24/71,526.23
  6. Step 6: Final answer
    x = 59,112.01

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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.