Home / 185,666.13-278,513.91-52,547.22

Finding the Fourth Proportional to 185,666.13, 278,513.91 and 52,547.22

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Solution

The fourth proportional to 185,666.13, 278,513.91 and 52,547.22 is: 78,824.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,666.13 : 278,513.91 = 52,547.22 : x
  2. Step 2: Convert to fraction form
    185,666.13/278,513.91 = 52,547.22/x
  3. Step 3: Cross multiply
    185,666.13x = 278,513.91 × 52,547.22
  4. Step 4: Simplify right side
    185,666.13x = 14,635,131,701.83
  5. Step 5: Solve for x
    x = 14,635,131,701.83/185,666.13
  6. Step 6: Final answer
    x = 78,824.99

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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.