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Finding the Fourth Proportional to 114,574.47, 158,114.47 and 63,590.48

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Solution

The fourth proportional to 114,574.47, 158,114.47 and 63,590.48 is: 87,755.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,574.47 : 158,114.47 = 63,590.48 : x
  2. Step 2: Convert to fraction form
    114,574.47/158,114.47 = 63,590.48/x
  3. Step 3: Cross multiply
    114,574.47x = 158,114.47 × 63,590.48
  4. Step 4: Simplify right side
    114,574.47x = 10,054,574,724.29
  5. Step 5: Solve for x
    x = 10,054,574,724.29/114,574.47
  6. Step 6: Final answer
    x = 87,755.81

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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.