Home / 83,178.51-124,730.70-24,000.11

Finding the Fourth Proportional to 83,178.51, 124,730.70 and 24,000.11

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Solution

The fourth proportional to 83,178.51, 124,730.70 and 24,000.11 is: 35,989.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,178.51 : 124,730.70 = 24,000.11 : x
  2. Step 2: Convert to fraction form
    83,178.51/124,730.70 = 24,000.11/x
  3. Step 3: Cross multiply
    83,178.51x = 124,730.70 × 24,000.11
  4. Step 4: Simplify right side
    83,178.51x = 2,993,550,520.38
  5. Step 5: Solve for x
    x = 2,993,550,520.38/83,178.51
  6. Step 6: Final answer
    x = 35,989.47

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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.