Home / 162,325.69-224,008.76-90,705.71

Finding the Fourth Proportional to 162,325.69, 224,008.76 and 90,705.71

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Solution

The fourth proportional to 162,325.69, 224,008.76 and 90,705.71 is: 125,173.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,325.69 : 224,008.76 = 90,705.71 : x
  2. Step 2: Convert to fraction form
    162,325.69/224,008.76 = 90,705.71/x
  3. Step 3: Cross multiply
    162,325.69x = 224,008.76 × 90,705.71
  4. Step 4: Simplify right side
    162,325.69x = 20,318,872,638.54
  5. Step 5: Solve for x
    x = 20,318,872,638.54/162,325.69
  6. Step 6: Final answer
    x = 125,173.49

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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.