Home / 59,557.69-89,344.41-31,478.86

Finding the Fourth Proportional to 59,557.69, 89,344.41 and 31,478.86

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Solution

The fourth proportional to 59,557.69, 89,344.41 and 31,478.86 is: 47,222.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,557.69 : 89,344.41 = 31,478.86 : x
  2. Step 2: Convert to fraction form
    59,557.69/89,344.41 = 31,478.86/x
  3. Step 3: Cross multiply
    59,557.69x = 89,344.41 × 31,478.86
  4. Step 4: Simplify right side
    59,557.69x = 2,812,460,174.17
  5. Step 5: Solve for x
    x = 2,812,460,174.17/59,557.69
  6. Step 6: Final answer
    x = 47,222.45

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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.