Home / 125,622.77-173,344.88-71,904.59

Finding the Fourth Proportional to 125,622.77, 173,344.88 and 71,904.59

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Solution

The fourth proportional to 125,622.77, 173,344.88 and 71,904.59 is: 99,220.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,622.77 : 173,344.88 = 71,904.59 : x
  2. Step 2: Convert to fraction form
    125,622.77/173,344.88 = 71,904.59/x
  3. Step 3: Cross multiply
    125,622.77x = 173,344.88 × 71,904.59
  4. Step 4: Simplify right side
    125,622.77x = 12,464,291,838.04
  5. Step 5: Solve for x
    x = 12,464,291,838.04/125,622.77
  6. Step 6: Final answer
    x = 99,220.00

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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.