Home / 126,859.02-190,325.90-38,126.06

Finding the Fourth Proportional to 126,859.02, 190,325.90 and 38,126.06

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Solution

The fourth proportional to 126,859.02, 190,325.90 and 38,126.06 is: 57,200.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,859.02 : 190,325.90 = 38,126.06 : x
  2. Step 2: Convert to fraction form
    126,859.02/190,325.90 = 38,126.06/x
  3. Step 3: Cross multiply
    126,859.02x = 190,325.90 × 38,126.06
  4. Step 4: Simplify right side
    126,859.02x = 7,256,376,682.95
  5. Step 5: Solve for x
    x = 7,256,376,682.95/126,859.02
  6. Step 6: Final answer
    x = 57,200.32

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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.