Home / 158,439.48-237,712.16-51,828.30

Finding the Fourth Proportional to 158,439.48, 237,712.16 and 51,828.30

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Solution

The fourth proportional to 158,439.48, 237,712.16 and 51,828.30 is: 77,759.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,439.48 : 237,712.16 = 51,828.30 : x
  2. Step 2: Convert to fraction form
    158,439.48/237,712.16 = 51,828.30/x
  3. Step 3: Cross multiply
    158,439.48x = 237,712.16 × 51,828.30
  4. Step 4: Simplify right side
    158,439.48x = 12,320,217,142.13
  5. Step 5: Solve for x
    x = 12,320,217,142.13/158,439.48
  6. Step 6: Final answer
    x = 77,759.77

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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.