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Finding the Fourth Proportional to 114,463.44, 157,959.05 and 64,162.44

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Solution

The fourth proportional to 114,463.44, 157,959.05 and 64,162.44 is: 88,543.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,463.44 : 157,959.05 = 64,162.44 : x
  2. Step 2: Convert to fraction form
    114,463.44/157,959.05 = 64,162.44/x
  3. Step 3: Cross multiply
    114,463.44x = 157,959.05 × 64,162.44
  4. Step 4: Simplify right side
    114,463.44x = 10,135,038,068.08
  5. Step 5: Solve for x
    x = 10,135,038,068.08/114,463.44
  6. Step 6: Final answer
    x = 88,543.89

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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.