Home / 114,518.23-158,034.90-63,538.71

Finding the Fourth Proportional to 114,518.23, 158,034.90 and 63,538.71

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Solution

The fourth proportional to 114,518.23, 158,034.90 and 63,538.71 is: 87,683.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,518.23 : 158,034.90 = 63,538.71 : x
  2. Step 2: Convert to fraction form
    114,518.23/158,034.90 = 63,538.71/x
  3. Step 3: Cross multiply
    114,518.23x = 158,034.90 × 63,538.71
  4. Step 4: Simplify right side
    114,518.23x = 10,041,333,680.98
  5. Step 5: Solve for x
    x = 10,041,333,680.98/114,518.23
  6. Step 6: Final answer
    x = 87,683.28

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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.