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Finding the Fourth Proportional to 114,113.38, 157,475.54 and 63,812.38

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Solution

The fourth proportional to 114,113.38, 157,475.54 and 63,812.38 is: 88,060.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,113.38 : 157,475.54 = 63,812.38 : x
  2. Step 2: Convert to fraction form
    114,113.38/157,475.54 = 63,812.38/x
  3. Step 3: Cross multiply
    114,113.38x = 157,475.54 × 63,812.38
  4. Step 4: Simplify right side
    114,113.38x = 10,048,888,999.19
  5. Step 5: Solve for x
    x = 10,048,888,999.19/114,113.38
  6. Step 6: Final answer
    x = 88,060.57

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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.