Home / 114,529.38-158,045.21-63,541.57

Finding the Fourth Proportional to 114,529.38, 158,045.21 and 63,541.57

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Solution

The fourth proportional to 114,529.38, 158,045.21 and 63,541.57 is: 87,684.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,529.38 : 158,045.21 = 63,541.57 : x
  2. Step 2: Convert to fraction form
    114,529.38/158,045.21 = 63,541.57/x
  3. Step 3: Cross multiply
    114,529.38x = 158,045.21 × 63,541.57
  4. Step 4: Simplify right side
    114,529.38x = 10,042,439,666.45
  5. Step 5: Solve for x
    x = 10,042,439,666.45/114,529.38
  6. Step 6: Final answer
    x = 87,684.40

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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.