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Finding the Fourth Proportional to 114,411.69, 157,887.70 and 64,110.69

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Solution

The fourth proportional to 114,411.69, 157,887.70 and 64,110.69 is: 88,472.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,411.69 : 157,887.70 = 64,110.69 : x
  2. Step 2: Convert to fraction form
    114,411.69/157,887.70 = 64,110.69/x
  3. Step 3: Cross multiply
    114,411.69x = 157,887.70 × 64,110.69
  4. Step 4: Simplify right side
    114,411.69x = 10,122,289,229.24
  5. Step 5: Solve for x
    x = 10,122,289,229.24/114,411.69
  6. Step 6: Final answer
    x = 88,472.51

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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.