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Finding the Fourth Proportional to 180,497.56, 249,112.70 and 104,002.01

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Solution

The fourth proportional to 180,497.56, 249,112.70 and 104,002.01 is: 143,537.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,497.56 : 249,112.70 = 104,002.01 : x
  2. Step 2: Convert to fraction form
    180,497.56/249,112.70 = 104,002.01/x
  3. Step 3: Cross multiply
    180,497.56x = 249,112.70 × 104,002.01
  4. Step 4: Simplify right side
    180,497.56x = 25,908,221,516.53
  5. Step 5: Solve for x
    x = 25,908,221,516.53/180,497.56
  6. Step 6: Final answer
    x = 143,537.79

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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.