Home / 75,159.04-103,695.96-43,323.64

Finding the Fourth Proportional to 75,159.04, 103,695.96 and 43,323.64

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Solution

The fourth proportional to 75,159.04, 103,695.96 and 43,323.64 is: 59,773.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,159.04 : 103,695.96 = 43,323.64 : x
  2. Step 2: Convert to fraction form
    75,159.04/103,695.96 = 43,323.64/x
  3. Step 3: Cross multiply
    75,159.04x = 103,695.96 × 43,323.64
  4. Step 4: Simplify right side
    75,159.04x = 4,492,486,440.49
  5. Step 5: Solve for x
    x = 4,492,486,440.49/75,159.04
  6. Step 6: Final answer
    x = 59,773.07

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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.