Home / 65,352.06-90,165.29-37,052.28

Finding the Fourth Proportional to 65,352.06, 90,165.29 and 37,052.28

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Solution

The fourth proportional to 65,352.06, 90,165.29 and 37,052.28 is: 51,120.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,352.06 : 90,165.29 = 37,052.28 : x
  2. Step 2: Convert to fraction form
    65,352.06/90,165.29 = 37,052.28/x
  3. Step 3: Cross multiply
    65,352.06x = 90,165.29 × 37,052.28
  4. Step 4: Simplify right side
    65,352.06x = 3,340,829,386.10
  5. Step 5: Solve for x
    x = 3,340,829,386.10/65,352.06
  6. Step 6: Final answer
    x = 51,120.49

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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.