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Finding the Fourth Proportional to 178,017.08, 245,655.72 and 97,446.24

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Solution

The fourth proportional to 178,017.08, 245,655.72 and 97,446.24 is: 134,471.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,017.08 : 245,655.72 = 97,446.24 : x
  2. Step 2: Convert to fraction form
    178,017.08/245,655.72 = 97,446.24/x
  3. Step 3: Cross multiply
    178,017.08x = 245,655.72 × 97,446.24
  4. Step 4: Simplify right side
    178,017.08x = 23,938,226,248.49
  5. Step 5: Solve for x
    x = 23,938,226,248.49/178,017.08
  6. Step 6: Final answer
    x = 134,471.52

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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.