Home / 90,094.40-124,330.24-50,350.40

Finding the Fourth Proportional to 90,094.40, 124,330.24 and 50,350.40

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Solution

The fourth proportional to 90,094.40, 124,330.24 and 50,350.40 is: 69,483.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,094.40 : 124,330.24 = 50,350.40 : x
  2. Step 2: Convert to fraction form
    90,094.40/124,330.24 = 50,350.40/x
  3. Step 3: Cross multiply
    90,094.40x = 124,330.24 × 50,350.40
  4. Step 4: Simplify right side
    90,094.40x = 6,260,077,316.10
  5. Step 5: Solve for x
    x = 6,260,077,316.10/90,094.40
  6. Step 6: Final answer
    x = 69,483.53

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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.