Home / 113,537.28-156,686.26-63,236.28

Finding the Fourth Proportional to 113,537.28, 156,686.26 and 63,236.28

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Solution

The fourth proportional to 113,537.28, 156,686.26 and 63,236.28 is: 87,268.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,537.28 : 156,686.26 = 63,236.28 : x
  2. Step 2: Convert to fraction form
    113,537.28/156,686.26 = 63,236.28/x
  3. Step 3: Cross multiply
    113,537.28x = 156,686.26 × 63,236.28
  4. Step 4: Simplify right side
    113,537.28x = 9,908,256,209.51
  5. Step 5: Solve for x
    x = 9,908,256,209.51/113,537.28
  6. Step 6: Final answer
    x = 87,268.75

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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.