Home / 65,030.38-89,740.55-36,349.24

Finding the Fourth Proportional to 65,030.38, 89,740.55 and 36,349.24

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Solution

The fourth proportional to 65,030.38, 89,740.55 and 36,349.24 is: 50,161.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,030.38 : 89,740.55 = 36,349.24 : x
  2. Step 2: Convert to fraction form
    65,030.38/89,740.55 = 36,349.24/x
  3. Step 3: Cross multiply
    65,030.38x = 89,740.55 × 36,349.24
  4. Step 4: Simplify right side
    65,030.38x = 3,262,000,656.20
  5. Step 5: Solve for x
    x = 3,262,000,656.20/65,030.38
  6. Step 6: Final answer
    x = 50,161.18

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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.