Home / 49,614.40-68,264.76-42,878.48

Finding the Fourth Proportional to 49,614.40, 68,264.76 and 42,878.48

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Solution

The fourth proportional to 49,614.40, 68,264.76 and 42,878.48 is: 58,996.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,614.40 : 68,264.76 = 42,878.48 : x
  2. Step 2: Convert to fraction form
    49,614.40/68,264.76 = 42,878.48/x
  3. Step 3: Cross multiply
    49,614.40x = 68,264.76 × 42,878.48
  4. Step 4: Simplify right side
    49,614.40x = 2,927,089,146.36
  5. Step 5: Solve for x
    x = 2,927,089,146.36/49,614.40
  6. Step 6: Final answer
    x = 58,996.77

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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.