Home / 52,820.80-79,223.75-19,535.26

Finding the Fourth Proportional to 52,820.80, 79,223.75 and 19,535.26

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Solution

The fourth proportional to 52,820.80, 79,223.75 and 19,535.26 is: 29,300.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,820.80 : 79,223.75 = 19,535.26 : x
  2. Step 2: Convert to fraction form
    52,820.80/79,223.75 = 19,535.26/x
  3. Step 3: Cross multiply
    52,820.80x = 79,223.75 × 19,535.26
  4. Step 4: Simplify right side
    52,820.80x = 1,547,656,554.43
  5. Step 5: Solve for x
    x = 1,547,656,554.43/52,820.80
  6. Step 6: Final answer
    x = 29,300.13

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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.