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Finding the Fourth Proportional to 180,527.39, 249,135.57 and 99,954.90

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Solution

The fourth proportional to 180,527.39, 249,135.57 and 99,954.90 is: 137,942.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,527.39 : 249,135.57 = 99,954.90 : x
  2. Step 2: Convert to fraction form
    180,527.39/249,135.57 = 99,954.90/x
  3. Step 3: Cross multiply
    180,527.39x = 249,135.57 × 99,954.90
  4. Step 4: Simplify right side
    180,527.39x = 24,902,319,240.34
  5. Step 5: Solve for x
    x = 24,902,319,240.34/180,527.39
  6. Step 6: Final answer
    x = 137,942.06

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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.