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Finding the Fourth Proportional to 157,516.70, 236,296.65 and 52,324.70

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Solution

The fourth proportional to 157,516.70, 236,296.65 and 52,324.70 is: 78,494.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,516.70 : 236,296.65 = 52,324.70 : x
  2. Step 2: Convert to fraction form
    157,516.70/236,296.65 = 52,324.70/x
  3. Step 3: Cross multiply
    157,516.70x = 236,296.65 × 52,324.70
  4. Step 4: Simplify right side
    157,516.70x = 12,364,151,322.26
  5. Step 5: Solve for x
    x = 12,364,151,322.26/157,516.70
  6. Step 6: Final answer
    x = 78,494.23

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1.5x scale

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.