Home / 110,888.11-153,027.06-63,141.65

Finding the Fourth Proportional to 110,888.11, 153,027.06 and 63,141.65

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Solution

The fourth proportional to 110,888.11, 153,027.06 and 63,141.65 is: 87,136.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,888.11 : 153,027.06 = 63,141.65 : x
  2. Step 2: Convert to fraction form
    110,888.11/153,027.06 = 63,141.65/x
  3. Step 3: Cross multiply
    110,888.11x = 153,027.06 × 63,141.65
  4. Step 4: Simplify right side
    110,888.11x = 9,662,380,747.34
  5. Step 5: Solve for x
    x = 9,662,380,747.34/110,888.11
  6. Step 6: Final answer
    x = 87,136.31

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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.