Home / 113,211.64-169,807.04-38,323.22

Finding the Fourth Proportional to 113,211.64, 169,807.04 and 38,323.22

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Solution

The fourth proportional to 113,211.64, 169,807.04 and 38,323.22 is: 57,481.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,211.64 : 169,807.04 = 38,323.22 : x
  2. Step 2: Convert to fraction form
    113,211.64/169,807.04 = 38,323.22/x
  3. Step 3: Cross multiply
    113,211.64x = 169,807.04 × 38,323.22
  4. Step 4: Simplify right side
    113,211.64x = 6,507,552,551.47
  5. Step 5: Solve for x
    x = 6,507,552,551.47/113,211.64
  6. Step 6: Final answer
    x = 57,481.30

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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.