Home / 92,781.36-139,177.08-26,226.72

Finding the Fourth Proportional to 92,781.36, 139,177.08 and 26,226.72

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Solution

The fourth proportional to 92,781.36, 139,177.08 and 26,226.72 is: 39,341.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,781.36 : 139,177.08 = 26,226.72 : x
  2. Step 2: Convert to fraction form
    92,781.36/139,177.08 = 26,226.72/x
  3. Step 3: Cross multiply
    92,781.36x = 139,177.08 × 26,226.72
  4. Step 4: Simplify right side
    92,781.36x = 3,650,158,307.58
  5. Step 5: Solve for x
    x = 3,650,158,307.58/92,781.36
  6. Step 6: Final answer
    x = 39,341.50

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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.