Home / 60,614.40-90,512.64-49,543.36

Finding the Fourth Proportional to 60,614.40, 90,512.64 and 49,543.36

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Solution

The fourth proportional to 60,614.40, 90,512.64 and 49,543.36 is: 73,980.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,614.40 : 90,512.64 = 49,543.36 : x
  2. Step 2: Convert to fraction form
    60,614.40/90,512.64 = 49,543.36/x
  3. Step 3: Cross multiply
    60,614.40x = 90,512.64 × 49,543.36
  4. Step 4: Simplify right side
    60,614.40x = 4,484,300,308.07
  5. Step 5: Solve for x
    x = 4,484,300,308.07/60,614.40
  6. Step 6: Final answer
    x = 73,980.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.