Home / 110,977.12-153,148.56-63,230.32

Finding the Fourth Proportional to 110,977.12, 153,148.56 and 63,230.32

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Solution

The fourth proportional to 110,977.12, 153,148.56 and 63,230.32 is: 87,257.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,977.12 : 153,148.56 = 63,230.32 : x
  2. Step 2: Convert to fraction form
    110,977.12/153,148.56 = 63,230.32/x
  3. Step 3: Cross multiply
    110,977.12x = 153,148.56 × 63,230.32
  4. Step 4: Simplify right side
    110,977.12x = 9,683,632,456.34
  5. Step 5: Solve for x
    x = 9,683,632,456.34/110,977.12
  6. Step 6: Final answer
    x = 87,257.92

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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.