Home / 127,235.81-190,862.84-38,496.24

Finding the Fourth Proportional to 127,235.81, 190,862.84 and 38,496.24

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Solution

The fourth proportional to 127,235.81, 190,862.84 and 38,496.24 is: 57,747.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,235.81 : 190,862.84 = 38,496.24 : x
  2. Step 2: Convert to fraction form
    127,235.81/190,862.84 = 38,496.24/x
  3. Step 3: Cross multiply
    127,235.81x = 190,862.84 × 38,496.24
  4. Step 4: Simplify right side
    127,235.81x = 7,347,501,695.72
  5. Step 5: Solve for x
    x = 7,347,501,695.72/127,235.81
  6. Step 6: Final answer
    x = 57,747.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.