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Finding the Fourth Proportional to 114,920.16, 158,570.49 and 63,926.16

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Solution

The fourth proportional to 114,920.16, 158,570.49 and 63,926.16 is: 88,207.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,920.16 : 158,570.49 = 63,926.16 : x
  2. Step 2: Convert to fraction form
    114,920.16/158,570.49 = 63,926.16/x
  3. Step 3: Cross multiply
    114,920.16x = 158,570.49 × 63,926.16
  4. Step 4: Simplify right side
    114,920.16x = 10,136,802,515.02
  5. Step 5: Solve for x
    x = 10,136,802,515.02/114,920.16
  6. Step 6: Final answer
    x = 88,207.35

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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.