Home / 52,362.87-72,262.29-28,491.06

Finding the Fourth Proportional to 52,362.87, 72,262.29 and 28,491.06

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Solution

The fourth proportional to 52,362.87, 72,262.29 and 28,491.06 is: 39,318.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,362.87 : 72,262.29 = 28,491.06 : x
  2. Step 2: Convert to fraction form
    52,362.87/72,262.29 = 28,491.06/x
  3. Step 3: Cross multiply
    52,362.87x = 72,262.29 × 28,491.06
  4. Step 4: Simplify right side
    52,362.87x = 2,058,829,240.13
  5. Step 5: Solve for x
    x = 2,058,829,240.13/52,362.87
  6. Step 6: Final answer
    x = 39,318.49

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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.