Home / 127,452.32-190,619.04-113,510.24

Finding the Fourth Proportional to 127,452.32, 190,619.04 and 113,510.24

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Solution

The fourth proportional to 127,452.32, 190,619.04 and 113,510.24 is: 169,767.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,452.32 : 190,619.04 = 113,510.24 : x
  2. Step 2: Convert to fraction form
    127,452.32/190,619.04 = 113,510.24/x
  3. Step 3: Cross multiply
    127,452.32x = 190,619.04 × 113,510.24
  4. Step 4: Simplify right side
    127,452.32x = 21,637,212,978.97
  5. Step 5: Solve for x
    x = 21,637,212,978.97/127,452.32
  6. Step 6: Final answer
    x = 169,767.12

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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.