Home / 113,338.77-156,401.32-62,343.26

Finding the Fourth Proportional to 113,338.77, 156,401.32 and 62,343.26

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Solution

The fourth proportional to 113,338.77, 156,401.32 and 62,343.26 is: 86,030.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,338.77 : 156,401.32 = 62,343.26 : x
  2. Step 2: Convert to fraction form
    113,338.77/156,401.32 = 62,343.26/x
  3. Step 3: Cross multiply
    113,338.77x = 156,401.32 × 62,343.26
  4. Step 4: Simplify right side
    113,338.77x = 9,750,568,157.10
  5. Step 5: Solve for x
    x = 9,750,568,157.10/113,338.77
  6. Step 6: Final answer
    x = 86,030.30

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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.