Home / 60,087.46-90,124.69-20,101.91

Finding the Fourth Proportional to 60,087.46, 90,124.69 and 20,101.91

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Solution

The fourth proportional to 60,087.46, 90,124.69 and 20,101.91 is: 30,150.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,087.46 : 90,124.69 = 20,101.91 : x
  2. Step 2: Convert to fraction form
    60,087.46/90,124.69 = 20,101.91/x
  3. Step 3: Cross multiply
    60,087.46x = 90,124.69 × 20,101.91
  4. Step 4: Simplify right side
    60,087.46x = 1,811,678,407.16
  5. Step 5: Solve for x
    x = 1,811,678,407.16/60,087.46
  6. Step 6: Final answer
    x = 30,150.69

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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.