Home / 126,111.16-174,002.46-83,085.88

Finding the Fourth Proportional to 126,111.16, 174,002.46 and 83,085.88

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Solution

The fourth proportional to 126,111.16, 174,002.46 and 83,085.88 is: 114,638.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,111.16 : 174,002.46 = 83,085.88 : x
  2. Step 2: Convert to fraction form
    126,111.16/174,002.46 = 83,085.88/x
  3. Step 3: Cross multiply
    126,111.16x = 174,002.46 × 83,085.88
  4. Step 4: Simplify right side
    126,111.16x = 14,457,147,511.26
  5. Step 5: Solve for x
    x = 14,457,147,511.26/126,111.16
  6. Step 6: Final answer
    x = 114,638.13

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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.