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Finding the Fourth Proportional to 114,079.50, 157,430.25 and 63,788.22

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Solution

The fourth proportional to 114,079.50, 157,430.25 and 63,788.22 is: 88,028.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,079.50 : 157,430.25 = 63,788.22 : x
  2. Step 2: Convert to fraction form
    114,079.50/157,430.25 = 63,788.22/x
  3. Step 3: Cross multiply
    114,079.50x = 157,430.25 × 63,788.22
  4. Step 4: Simplify right side
    114,079.50x = 10,042,195,421.66
  5. Step 5: Solve for x
    x = 10,042,195,421.66/114,079.50
  6. Step 6: Final answer
    x = 88,028.05

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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.