Home / 89,214.18-123,117.14-48,927.59

Finding the Fourth Proportional to 89,214.18, 123,117.14 and 48,927.59

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Solution

The fourth proportional to 89,214.18, 123,117.14 and 48,927.59 is: 67,520.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,214.18 : 123,117.14 = 48,927.59 : x
  2. Step 2: Convert to fraction form
    89,214.18/123,117.14 = 48,927.59/x
  3. Step 3: Cross multiply
    89,214.18x = 123,117.14 × 48,927.59
  4. Step 4: Simplify right side
    89,214.18x = 6,023,824,916.32
  5. Step 5: Solve for x
    x = 6,023,824,916.32/89,214.18
  6. Step 6: Final answer
    x = 67,520.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.