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Finding the Fourth Proportional to 162,551.37, 224,312.16 and 89,951.07

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Solution

The fourth proportional to 162,551.37, 224,312.16 and 89,951.07 is: 124,127.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,551.37 : 224,312.16 = 89,951.07 : x
  2. Step 2: Convert to fraction form
    162,551.37/224,312.16 = 89,951.07/x
  3. Step 3: Cross multiply
    162,551.37x = 224,312.16 × 89,951.07
  4. Step 4: Simplify right side
    162,551.37x = 20,177,118,806.01
  5. Step 5: Solve for x
    x = 20,177,118,806.01/162,551.37
  6. Step 6: Final answer
    x = 124,127.65

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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.