Home / 71,285.27-98,366.99-42,599.22

Finding the Fourth Proportional to 71,285.27, 98,366.99 and 42,599.22

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Solution

The fourth proportional to 71,285.27, 98,366.99 and 42,599.22 is: 58,782.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,285.27 : 98,366.99 = 42,599.22 : x
  2. Step 2: Convert to fraction form
    71,285.27/98,366.99 = 42,599.22/x
  3. Step 3: Cross multiply
    71,285.27x = 98,366.99 × 42,599.22
  4. Step 4: Simplify right side
    71,285.27x = 4,190,357,207.49
  5. Step 5: Solve for x
    x = 4,190,357,207.49/71,285.27
  6. Step 6: Final answer
    x = 58,782.93

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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.