Home / 53,042.88-79,547.48-17,974.32

Finding the Fourth Proportional to 53,042.88, 79,547.48 and 17,974.32

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Solution

The fourth proportional to 53,042.88, 79,547.48 and 17,974.32 is: 26,955.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,042.88 : 79,547.48 = 17,974.32 : x
  2. Step 2: Convert to fraction form
    53,042.88/79,547.48 = 17,974.32/x
  3. Step 3: Cross multiply
    53,042.88x = 79,547.48 × 17,974.32
  4. Step 4: Simplify right side
    53,042.88x = 1,429,811,860.71
  5. Step 5: Solve for x
    x = 1,429,811,860.71/53,042.88
  6. Step 6: Final answer
    x = 26,955.77

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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.