Home / 65,237.47-90,023.40-36,552.13

Finding the Fourth Proportional to 65,237.47, 90,023.40 and 36,552.13

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Solution

The fourth proportional to 65,237.47, 90,023.40 and 36,552.13 is: 50,439.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,237.47 : 90,023.40 = 36,552.13 : x
  2. Step 2: Convert to fraction form
    65,237.47/90,023.40 = 36,552.13/x
  3. Step 3: Cross multiply
    65,237.47x = 90,023.40 × 36,552.13
  4. Step 4: Simplify right side
    65,237.47x = 3,290,547,019.84
  5. Step 5: Solve for x
    x = 3,290,547,019.84/65,237.47
  6. Step 6: Final answer
    x = 50,439.53

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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.