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Finding the Fourth Proportional to 176,566.76, 243,700.83 and 116,143.37

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Solution

The fourth proportional to 176,566.76, 243,700.83 and 116,143.37 is: 160,303.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,566.76 : 243,700.83 = 116,143.37 : x
  2. Step 2: Convert to fraction form
    176,566.76/243,700.83 = 116,143.37/x
  3. Step 3: Cross multiply
    176,566.76x = 243,700.83 × 116,143.37
  4. Step 4: Simplify right side
    176,566.76x = 28,304,235,036.72
  5. Step 5: Solve for x
    x = 28,304,235,036.72/176,566.76
  6. Step 6: Final answer
    x = 160,303.30

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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.