Home / 79,345.66-109,397.37-58,088.02

Finding the Fourth Proportional to 79,345.66, 109,397.37 and 58,088.02

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Solution

The fourth proportional to 79,345.66, 109,397.37 and 58,088.02 is: 80,088.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,345.66 : 109,397.37 = 58,088.02 : x
  2. Step 2: Convert to fraction form
    79,345.66/109,397.37 = 58,088.02/x
  3. Step 3: Cross multiply
    79,345.66x = 109,397.37 × 58,088.02
  4. Step 4: Simplify right side
    79,345.66x = 6,354,676,616.51
  5. Step 5: Solve for x
    x = 6,354,676,616.51/79,345.66
  6. Step 6: Final answer
    x = 80,088.52

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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.