Home / 65,312.05-97,966.18-38,839.63

Finding the Fourth Proportional to 65,312.05, 97,966.18 and 38,839.63

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Solution

The fourth proportional to 65,312.05, 97,966.18 and 38,839.63 is: 58,258.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,312.05 : 97,966.18 = 38,839.63 : x
  2. Step 2: Convert to fraction form
    65,312.05/97,966.18 = 38,839.63/x
  3. Step 3: Cross multiply
    65,312.05x = 97,966.18 × 38,839.63
  4. Step 4: Simplify right side
    65,312.05x = 3,804,970,183.71
  5. Step 5: Solve for x
    x = 3,804,970,183.71/65,312.05
  6. Step 6: Final answer
    x = 58,258.32

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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.