Home / 69,864.90-104,810.30-23,118.18

Finding the Fourth Proportional to 69,864.90, 104,810.30 and 23,118.18

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Solution

The fourth proportional to 69,864.90, 104,810.30 and 23,118.18 is: 34,681.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,864.90 : 104,810.30 = 23,118.18 : x
  2. Step 2: Convert to fraction form
    69,864.90/104,810.30 = 23,118.18/x
  3. Step 3: Cross multiply
    69,864.90x = 104,810.30 × 23,118.18
  4. Step 4: Simplify right side
    69,864.90x = 2,423,023,381.25
  5. Step 5: Solve for x
    x = 2,423,023,381.25/69,864.90
  6. Step 6: Final answer
    x = 34,681.56

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1.5x scale

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.