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Finding the Fourth Proportional to 176,587.60, 264,881.40 and 97,661.20

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Solution

The fourth proportional to 176,587.60, 264,881.40 and 97,661.20 is: 146,491.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,587.60 : 264,881.40 = 97,661.20 : x
  2. Step 2: Convert to fraction form
    176,587.60/264,881.40 = 97,661.20/x
  3. Step 3: Cross multiply
    176,587.60x = 264,881.40 × 97,661.20
  4. Step 4: Simplify right side
    176,587.60x = 25,868,635,381.68
  5. Step 5: Solve for x
    x = 25,868,635,381.68/176,587.60
  6. Step 6: Final answer
    x = 146,491.80

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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.