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Finding the Fourth Proportional to 114,016.16, 157,341.14 and 63,715.16

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Solution

The fourth proportional to 114,016.16, 157,341.14 and 63,715.16 is: 87,926.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,016.16 : 157,341.14 = 63,715.16 : x
  2. Step 2: Convert to fraction form
    114,016.16/157,341.14 = 63,715.16/x
  3. Step 3: Cross multiply
    114,016.16x = 157,341.14 × 63,715.16
  4. Step 4: Simplify right side
    114,016.16x = 10,025,015,909.68
  5. Step 5: Solve for x
    x = 10,025,015,909.68/114,016.16
  6. Step 6: Final answer
    x = 87,926.27

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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.