Home / 38,877.66-58,013.18-34,688.88

Finding the Fourth Proportional to 38,877.66, 58,013.18 and 34,688.88

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Solution

The fourth proportional to 38,877.66, 58,013.18 and 34,688.88 is: 51,762.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,877.66 : 58,013.18 = 34,688.88 : x
  2. Step 2: Convert to fraction form
    38,877.66/58,013.18 = 34,688.88/x
  3. Step 3: Cross multiply
    38,877.66x = 58,013.18 × 34,688.88
  4. Step 4: Simplify right side
    38,877.66x = 2,012,412,239.44
  5. Step 5: Solve for x
    x = 2,012,412,239.44/38,877.66
  6. Step 6: Final answer
    x = 51,762.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.