Home / 158,728.88-238,094.76-40,400.36

Finding the Fourth Proportional to 158,728.88, 238,094.76 and 40,400.36

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Solution

The fourth proportional to 158,728.88, 238,094.76 and 40,400.36 is: 60,600.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,728.88 : 238,094.76 = 40,400.36 : x
  2. Step 2: Convert to fraction form
    158,728.88/238,094.76 = 40,400.36/x
  3. Step 3: Cross multiply
    158,728.88x = 238,094.76 × 40,400.36
  4. Step 4: Simplify right side
    158,728.88x = 9,619,114,018.11
  5. Step 5: Solve for x
    x = 9,619,114,018.11/158,728.88
  6. Step 6: Final answer
    x = 60,600.91

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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.