Home / 88,060.61-121,523.68-47,774.36

Finding the Fourth Proportional to 88,060.61, 121,523.68 and 47,774.36

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Solution

The fourth proportional to 88,060.61, 121,523.68 and 47,774.36 is: 65,928.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,060.61 : 121,523.68 = 47,774.36 : x
  2. Step 2: Convert to fraction form
    88,060.61/121,523.68 = 47,774.36/x
  3. Step 3: Cross multiply
    88,060.61x = 121,523.68 × 47,774.36
  4. Step 4: Simplify right side
    88,060.61x = 5,805,716,036.84
  5. Step 5: Solve for x
    x = 5,805,716,036.84/88,060.61
  6. Step 6: Final answer
    x = 65,928.64

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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.