Home / 162,325.95-224,008.72-90,706.15

Finding the Fourth Proportional to 162,325.95, 224,008.72 and 90,706.15

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Solution

The fourth proportional to 162,325.95, 224,008.72 and 90,706.15 is: 125,173.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,325.95 : 224,008.72 = 90,706.15 : x
  2. Step 2: Convert to fraction form
    162,325.95/224,008.72 = 90,706.15/x
  3. Step 3: Cross multiply
    162,325.95x = 224,008.72 × 90,706.15
  4. Step 4: Simplify right side
    162,325.95x = 20,318,968,557.63
  5. Step 5: Solve for x
    x = 20,318,968,557.63/162,325.95
  6. Step 6: Final answer
    x = 125,173.88

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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.