Home / 152,724.88-210,760.27-89,050.38

Finding the Fourth Proportional to 152,724.88, 210,760.27 and 89,050.38

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Solution

The fourth proportional to 152,724.88, 210,760.27 and 89,050.38 is: 122,889.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,724.88 : 210,760.27 = 89,050.38 : x
  2. Step 2: Convert to fraction form
    152,724.88/210,760.27 = 89,050.38/x
  3. Step 3: Cross multiply
    152,724.88x = 210,760.27 × 89,050.38
  4. Step 4: Simplify right side
    152,724.88x = 18,768,282,132.40
  5. Step 5: Solve for x
    x = 18,768,282,132.40/152,724.88
  6. Step 6: Final answer
    x = 122,889.49

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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.