Home / 62,140.50-93,225.33-20,587.50

Finding the Fourth Proportional to 62,140.50, 93,225.33 and 20,587.50

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Solution

The fourth proportional to 62,140.50, 93,225.33 and 20,587.50 is: 30,886.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,140.50 : 93,225.33 = 20,587.50 : x
  2. Step 2: Convert to fraction form
    62,140.50/93,225.33 = 20,587.50/x
  3. Step 3: Cross multiply
    62,140.50x = 93,225.33 × 20,587.50
  4. Step 4: Simplify right side
    62,140.50x = 1,919,276,481.38
  5. Step 5: Solve for x
    x = 1,919,276,481.38/62,140.50
  6. Step 6: Final answer
    x = 30,886.08

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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.