Home / 88,379.04-121,963.04-48,635.04

Finding the Fourth Proportional to 88,379.04, 121,963.04 and 48,635.04

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Solution

The fourth proportional to 88,379.04, 121,963.04 and 48,635.04 is: 67,116.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,379.04 : 121,963.04 = 48,635.04 : x
  2. Step 2: Convert to fraction form
    88,379.04/121,963.04 = 48,635.04/x
  3. Step 3: Cross multiply
    88,379.04x = 121,963.04 × 48,635.04
  4. Step 4: Simplify right side
    88,379.04x = 5,931,677,328.92
  5. Step 5: Solve for x
    x = 5,931,677,328.92/88,379.04
  6. Step 6: Final answer
    x = 67,116.34

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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.