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Finding the Fourth Proportional to 180,603.96, 249,230.72 and 98,931.56

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Solution

The fourth proportional to 180,603.96, 249,230.72 and 98,931.56 is: 136,524.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,603.96 : 249,230.72 = 98,931.56 : x
  2. Step 2: Convert to fraction form
    180,603.96/249,230.72 = 98,931.56/x
  3. Step 3: Cross multiply
    180,603.96x = 249,230.72 × 98,931.56
  4. Step 4: Simplify right side
    180,603.96x = 24,656,784,332.62
  5. Step 5: Solve for x
    x = 24,656,784,332.62/180,603.96
  6. Step 6: Final answer
    x = 136,524.05

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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.