Home / 75,312.18-112,939.47-22,706.10

Finding the Fourth Proportional to 75,312.18, 112,939.47 and 22,706.10

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Solution

The fourth proportional to 75,312.18, 112,939.47 and 22,706.10 is: 34,050.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,312.18 : 112,939.47 = 22,706.10 : x
  2. Step 2: Convert to fraction form
    75,312.18/112,939.47 = 22,706.10/x
  3. Step 3: Cross multiply
    75,312.18x = 112,939.47 × 22,706.10
  4. Step 4: Simplify right side
    75,312.18x = 2,564,414,899.77
  5. Step 5: Solve for x
    x = 2,564,414,899.77/75,312.18
  6. Step 6: Final answer
    x = 34,050.47

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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.