Home / 152,425.25-210,381.83-101,440.11

Finding the Fourth Proportional to 152,425.25, 210,381.83 and 101,440.11

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Solution

The fourth proportional to 152,425.25, 210,381.83 and 101,440.11 is: 140,010.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,425.25 : 210,381.83 = 101,440.11 : x
  2. Step 2: Convert to fraction form
    152,425.25/210,381.83 = 101,440.11/x
  3. Step 3: Cross multiply
    152,425.25x = 210,381.83 × 101,440.11
  4. Step 4: Simplify right side
    152,425.25x = 21,341,155,470.00
  5. Step 5: Solve for x
    x = 21,341,155,470.00/152,425.25
  6. Step 6: Final answer
    x = 140,010.64

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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.