Home / 152,170.24-210,023.76-101,956.48

Finding the Fourth Proportional to 152,170.24, 210,023.76 and 101,956.48

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Solution

The fourth proportional to 152,170.24, 210,023.76 and 101,956.48 is: 140,719.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,170.24 : 210,023.76 = 101,956.48 : x
  2. Step 2: Convert to fraction form
    152,170.24/210,023.76 = 101,956.48/x
  3. Step 3: Cross multiply
    152,170.24x = 210,023.76 × 101,956.48
  4. Step 4: Simplify right side
    152,170.24x = 21,413,283,285.96
  5. Step 5: Solve for x
    x = 21,413,283,285.96/152,170.24
  6. Step 6: Final answer
    x = 140,719.26

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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.