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Finding the Fourth Proportional to 157,097.70, 235,611.04 and 44,775.50

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Solution

The fourth proportional to 157,097.70, 235,611.04 and 44,775.50 is: 67,153.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,097.70 : 235,611.04 = 44,775.50 : x
  2. Step 2: Convert to fraction form
    157,097.70/235,611.04 = 44,775.50/x
  3. Step 3: Cross multiply
    157,097.70x = 235,611.04 × 44,775.50
  4. Step 4: Simplify right side
    157,097.70x = 10,549,602,121.52
  5. Step 5: Solve for x
    x = 10,549,602,121.52/157,097.70
  6. Step 6: Final answer
    x = 67,153.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.