Home / 79,088.76-118,643.58-29,203.92

Finding the Fourth Proportional to 79,088.76, 118,643.58 and 29,203.92

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Solution

The fourth proportional to 79,088.76, 118,643.58 and 29,203.92 is: 43,809.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,088.76 : 118,643.58 = 29,203.92 : x
  2. Step 2: Convert to fraction form
    79,088.76/118,643.58 = 29,203.92/x
  3. Step 3: Cross multiply
    79,088.76x = 118,643.58 × 29,203.92
  4. Step 4: Simplify right side
    79,088.76x = 3,464,857,618.83
  5. Step 5: Solve for x
    x = 3,464,857,618.83/79,088.76
  6. Step 6: Final answer
    x = 43,809.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.