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Finding the Fourth Proportional to 176,425.16, 264,329.58 and 147,031.88

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Solution

The fourth proportional to 176,425.16, 264,329.58 and 147,031.88 is: 220,291.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,425.16 : 264,329.58 = 147,031.88 : x
  2. Step 2: Convert to fraction form
    176,425.16/264,329.58 = 147,031.88/x
  3. Step 3: Cross multiply
    176,425.16x = 264,329.58 × 147,031.88
  4. Step 4: Simplify right side
    176,425.16x = 38,864,875,087.01
  5. Step 5: Solve for x
    x = 38,864,875,087.01/176,425.16
  6. Step 6: Final answer
    x = 220,291.00

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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.