Home / 88,315.56-121,875.94-48,029.64

Finding the Fourth Proportional to 88,315.56, 121,875.94 and 48,029.64

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Solution

The fourth proportional to 88,315.56, 121,875.94 and 48,029.64 is: 66,281.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,315.56 : 121,875.94 = 48,029.64 : x
  2. Step 2: Convert to fraction form
    88,315.56/121,875.94 = 48,029.64/x
  3. Step 3: Cross multiply
    88,315.56x = 121,875.94 × 48,029.64
  4. Step 4: Simplify right side
    88,315.56x = 5,853,657,522.86
  5. Step 5: Solve for x
    x = 5,853,657,522.86/88,315.56
  6. Step 6: Final answer
    x = 66,281.16

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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.