Home / 88,327.06-121,889.55-48,040

Finding the Fourth Proportional to 88,327.06, 121,889.55 and 48,040

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Solution

The fourth proportional to 88,327.06, 121,889.55 and 48,040 is: 66,294.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,327.06 : 121,889.55 = 48,040 : x
  2. Step 2: Convert to fraction form
    88,327.06/121,889.55 = 48,040/x
  3. Step 3: Cross multiply
    88,327.06x = 121,889.55 × 48,040
  4. Step 4: Simplify right side
    88,327.06x = 5,855,573,982
  5. Step 5: Solve for x
    x = 5,855,573,982/88,327.06
  6. Step 6: Final answer
    x = 66,294.22

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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.