Home / 92,779.38-139,176.54-26,220.06

Finding the Fourth Proportional to 92,779.38, 139,176.54 and 26,220.06

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Solution

The fourth proportional to 92,779.38, 139,176.54 and 26,220.06 is: 39,332.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,779.38 : 139,176.54 = 26,220.06 : x
  2. Step 2: Convert to fraction form
    92,779.38/139,176.54 = 26,220.06/x
  3. Step 3: Cross multiply
    92,779.38x = 139,176.54 × 26,220.06
  4. Step 4: Simplify right side
    92,779.38x = 3,649,217,229.39
  5. Step 5: Solve for x
    x = 3,649,217,229.39/92,779.38
  6. Step 6: Final answer
    x = 39,332.20

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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.