Home / 62,430.48-93,626.20-20,867.76

Finding the Fourth Proportional to 62,430.48, 93,626.20 and 20,867.76

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Solution

The fourth proportional to 62,430.48, 93,626.20 and 20,867.76 is: 31,295.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,430.48 : 93,626.20 = 20,867.76 : x
  2. Step 2: Convert to fraction form
    62,430.48/93,626.20 = 20,867.76/x
  3. Step 3: Cross multiply
    62,430.48x = 93,626.20 × 20,867.76
  4. Step 4: Simplify right side
    62,430.48x = 1,953,769,071.31
  5. Step 5: Solve for x
    x = 1,953,769,071.31/62,430.48
  6. Step 6: Final answer
    x = 31,295.12

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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.