Home / 65,780.23-98,670.11-23,660.24

Finding the Fourth Proportional to 65,780.23, 98,670.11 and 23,660.24

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Solution

The fourth proportional to 65,780.23, 98,670.11 and 23,660.24 is: 35,490.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,780.23 : 98,670.11 = 23,660.24 : x
  2. Step 2: Convert to fraction form
    65,780.23/98,670.11 = 23,660.24/x
  3. Step 3: Cross multiply
    65,780.23x = 98,670.11 × 23,660.24
  4. Step 4: Simplify right side
    65,780.23x = 2,334,558,483.43
  5. Step 5: Solve for x
    x = 2,334,558,483.43/65,780.23
  6. Step 6: Final answer
    x = 35,490.28

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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.