Home / 162,324.95-224,007.35-90,705.15

Finding the Fourth Proportional to 162,324.95, 224,007.35 and 90,705.15

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Solution

The fourth proportional to 162,324.95, 224,007.35 and 90,705.15 is: 125,172.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,324.95 : 224,007.35 = 90,705.15 : x
  2. Step 2: Convert to fraction form
    162,324.95/224,007.35 = 90,705.15/x
  3. Step 3: Cross multiply
    162,324.95x = 224,007.35 × 90,705.15
  4. Step 4: Simplify right side
    162,324.95x = 20,318,619,829.33
  5. Step 5: Solve for x
    x = 20,318,619,829.33/162,324.95
  6. Step 6: Final answer
    x = 125,172.50

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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.