Home / 158,575.40-237,863.10-105,813.80

Finding the Fourth Proportional to 158,575.40, 237,863.10 and 105,813.80

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Solution

The fourth proportional to 158,575.40, 237,863.10 and 105,813.80 is: 158,720.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,575.40 : 237,863.10 = 105,813.80 : x
  2. Step 2: Convert to fraction form
    158,575.40/237,863.10 = 105,813.80/x
  3. Step 3: Cross multiply
    158,575.40x = 237,863.10 × 105,813.80
  4. Step 4: Simplify right side
    158,575.40x = 25,169,198,490.78
  5. Step 5: Solve for x
    x = 25,169,198,490.78/158,575.40
  6. Step 6: Final answer
    x = 158,720.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.