Home / 162,311.07-224,000.87-89,712.41

Finding the Fourth Proportional to 162,311.07, 224,000.87 and 89,712.41

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Solution

The fourth proportional to 162,311.07, 224,000.87 and 89,712.41 is: 123,809.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,311.07 : 224,000.87 = 89,712.41 : x
  2. Step 2: Convert to fraction form
    162,311.07/224,000.87 = 89,712.41/x
  3. Step 3: Cross multiply
    162,311.07x = 224,000.87 × 89,712.41
  4. Step 4: Simplify right side
    162,311.07x = 20,095,656,321.23
  5. Step 5: Solve for x
    x = 20,095,656,321.23/162,311.07
  6. Step 6: Final answer
    x = 123,809.52

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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.