Home / 111,032.24-153,228.42-63,277.88

Finding the Fourth Proportional to 111,032.24, 153,228.42 and 63,277.88

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Solution

The fourth proportional to 111,032.24, 153,228.42 and 63,277.88 is: 87,325.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,032.24 : 153,228.42 = 63,277.88 : x
  2. Step 2: Convert to fraction form
    111,032.24/153,228.42 = 63,277.88/x
  3. Step 3: Cross multiply
    111,032.24x = 153,228.42 × 63,277.88
  4. Step 4: Simplify right side
    111,032.24x = 9,695,968,807.21
  5. Step 5: Solve for x
    x = 9,695,968,807.21/111,032.24
  6. Step 6: Final answer
    x = 87,325.71

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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.