Home / 125,985.04-173,859.83-69,396.28

Finding the Fourth Proportional to 125,985.04, 173,859.83 and 69,396.28

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Solution

The fourth proportional to 125,985.04, 173,859.83 and 69,396.28 is: 95,767.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,985.04 : 173,859.83 = 69,396.28 : x
  2. Step 2: Convert to fraction form
    125,985.04/173,859.83 = 69,396.28/x
  3. Step 3: Cross multiply
    125,985.04x = 173,859.83 × 69,396.28
  4. Step 4: Simplify right side
    125,985.04x = 12,065,225,443.43
  5. Step 5: Solve for x
    x = 12,065,225,443.43/125,985.04
  6. Step 6: Final answer
    x = 95,767.13

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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.