Home / 58,896.08-81,306.70-45,437.12

Finding the Fourth Proportional to 58,896.08, 81,306.70 and 45,437.12

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Solution

The fourth proportional to 58,896.08, 81,306.70 and 45,437.12 is: 62,726.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,896.08 : 81,306.70 = 45,437.12 : x
  2. Step 2: Convert to fraction form
    58,896.08/81,306.70 = 45,437.12/x
  3. Step 3: Cross multiply
    58,896.08x = 81,306.70 × 45,437.12
  4. Step 4: Simplify right side
    58,896.08x = 3,694,342,284.70
  5. Step 5: Solve for x
    x = 3,694,342,284.70/58,896.08
  6. Step 6: Final answer
    x = 62,726.45

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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.