Home / 109,810.13-151,537.97-59,509.13

Finding the Fourth Proportional to 109,810.13, 151,537.97 and 59,509.13

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Solution

The fourth proportional to 109,810.13, 151,537.97 and 59,509.13 is: 82,122.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,810.13 : 151,537.97 = 59,509.13 : x
  2. Step 2: Convert to fraction form
    109,810.13/151,537.97 = 59,509.13/x
  3. Step 3: Cross multiply
    109,810.13x = 151,537.97 × 59,509.13
  4. Step 4: Simplify right side
    109,810.13x = 9,017,892,147.75
  5. Step 5: Solve for x
    x = 9,017,892,147.75/109,810.13
  6. Step 6: Final answer
    x = 82,122.59

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1.5x scale

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.