Home / 88,988.77-122,802.85-48,701.72

Finding the Fourth Proportional to 88,988.77, 122,802.85 and 48,701.72

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Solution

The fourth proportional to 88,988.77, 122,802.85 and 48,701.72 is: 67,207.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,988.77 : 122,802.85 = 48,701.72 : x
  2. Step 2: Convert to fraction form
    88,988.77/122,802.85 = 48,701.72/x
  3. Step 3: Cross multiply
    88,988.77x = 122,802.85 × 48,701.72
  4. Step 4: Simplify right side
    88,988.77x = 5,980,709,280.13
  5. Step 5: Solve for x
    x = 5,980,709,280.13/88,988.77
  6. Step 6: Final answer
    x = 67,207.46

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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.