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Finding the Fourth Proportional to 180,606.65, 249,234.43 and 98,934.25

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Solution

The fourth proportional to 180,606.65, 249,234.43 and 98,934.25 is: 136,527.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,606.65 : 249,234.43 = 98,934.25 : x
  2. Step 2: Convert to fraction form
    180,606.65/249,234.43 = 98,934.25/x
  3. Step 3: Cross multiply
    180,606.65x = 249,234.43 × 98,934.25
  4. Step 4: Simplify right side
    180,606.65x = 24,657,821,406.23
  5. Step 5: Solve for x
    x = 24,657,821,406.23/180,606.65
  6. Step 6: Final answer
    x = 136,527.76

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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.