Home / 114,521.23-158,039.04-63,541.72

Finding the Fourth Proportional to 114,521.23, 158,039.04 and 63,541.72

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Solution

The fourth proportional to 114,521.23, 158,039.04 and 63,541.72 is: 87,687.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,521.23 : 158,039.04 = 63,541.72 : x
  2. Step 2: Convert to fraction form
    114,521.23/158,039.04 = 63,541.72/x
  3. Step 3: Cross multiply
    114,521.23x = 158,039.04 × 63,541.72
  4. Step 4: Simplify right side
    114,521.23x = 10,042,072,428.75
  5. Step 5: Solve for x
    x = 10,042,072,428.75/114,521.23
  6. Step 6: Final answer
    x = 87,687.43

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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.