Home / 58,866.14-88,317.42-20,400.90

Finding the Fourth Proportional to 58,866.14, 88,317.42 and 20,400.90

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Solution

The fourth proportional to 58,866.14, 88,317.42 and 20,400.90 is: 30,607.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,866.14 : 88,317.42 = 20,400.90 : x
  2. Step 2: Convert to fraction form
    58,866.14/88,317.42 = 20,400.90/x
  3. Step 3: Cross multiply
    58,866.14x = 88,317.42 × 20,400.90
  4. Step 4: Simplify right side
    58,866.14x = 1,801,754,853.68
  5. Step 5: Solve for x
    x = 1,801,754,853.68/58,866.14
  6. Step 6: Final answer
    x = 30,607.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.