Home / 111,032.06-153,238.84-63,274.46

Finding the Fourth Proportional to 111,032.06, 153,238.84 and 63,274.46

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Solution

The fourth proportional to 111,032.06, 153,238.84 and 63,274.46 is: 87,327.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,032.06 : 153,238.84 = 63,274.46 : x
  2. Step 2: Convert to fraction form
    111,032.06/153,238.84 = 63,274.46/x
  3. Step 3: Cross multiply
    111,032.06x = 153,238.84 × 63,274.46
  4. Step 4: Simplify right side
    111,032.06x = 9,696,103,927.65
  5. Step 5: Solve for x
    x = 9,696,103,927.65/111,032.06
  6. Step 6: Final answer
    x = 87,327.07

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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.