Home / 90,627.14-125,061.93-50,343.45

Finding the Fourth Proportional to 90,627.14, 125,061.93 and 50,343.45

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Solution

The fourth proportional to 90,627.14, 125,061.93 and 50,343.45 is: 69,472.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,627.14 : 125,061.93 = 50,343.45 : x
  2. Step 2: Convert to fraction form
    90,627.14/125,061.93 = 50,343.45/x
  3. Step 3: Cross multiply
    90,627.14x = 125,061.93 × 50,343.45
  4. Step 4: Simplify right side
    90,627.14x = 6,296,049,019.86
  5. Step 5: Solve for x
    x = 6,296,049,019.86/90,627.14
  6. Step 6: Final answer
    x = 69,472.01

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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.