Home / 113,339.04-156,405.71-62,348.80

Finding the Fourth Proportional to 113,339.04, 156,405.71 and 62,348.80

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Solution

The fourth proportional to 113,339.04, 156,405.71 and 62,348.80 is: 86,040.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,339.04 : 156,405.71 = 62,348.80 : x
  2. Step 2: Convert to fraction form
    113,339.04/156,405.71 = 62,348.80/x
  3. Step 3: Cross multiply
    113,339.04x = 156,405.71 × 62,348.80
  4. Step 4: Simplify right side
    113,339.04x = 9,751,707,237.88
  5. Step 5: Solve for x
    x = 9,751,707,237.88/113,339.04
  6. Step 6: Final answer
    x = 86,040.14

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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.