Home / 162,417.66-224,141.31-90,800.70

Finding the Fourth Proportional to 162,417.66, 224,141.31 and 90,800.70

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Solution

The fourth proportional to 162,417.66, 224,141.31 and 90,800.70 is: 125,307.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,417.66 : 224,141.31 = 90,800.70 : x
  2. Step 2: Convert to fraction form
    162,417.66/224,141.31 = 90,800.70/x
  3. Step 3: Cross multiply
    162,417.66x = 224,141.31 × 90,800.70
  4. Step 4: Simplify right side
    162,417.66x = 20,352,187,846.92
  5. Step 5: Solve for x
    x = 20,352,187,846.92/162,417.66
  6. Step 6: Final answer
    x = 125,307.73

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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.