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Finding the Fourth Proportional to 237,146.40, 355,719.60 and 97,005.60

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Solution

The fourth proportional to 237,146.40, 355,719.60 and 97,005.60 is: 145,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,146.40 : 355,719.60 = 97,005.60 : x
  2. Step 2: Convert to fraction form
    237,146.40/355,719.60 = 97,005.60/x
  3. Step 3: Cross multiply
    237,146.40x = 355,719.60 × 97,005.60
  4. Step 4: Simplify right side
    237,146.40x = 34,506,793,229.76
  5. Step 5: Solve for x
    x = 34,506,793,229.76/237,146.40
  6. Step 6: Final answer
    x = 145,508.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.