Home / 65,923.47-98,863.54-28,460.16

Finding the Fourth Proportional to 65,923.47, 98,863.54 and 28,460.16

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Solution

The fourth proportional to 65,923.47, 98,863.54 and 28,460.16 is: 42,680.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,923.47 : 98,863.54 = 28,460.16 : x
  2. Step 2: Convert to fraction form
    65,923.47/98,863.54 = 28,460.16/x
  3. Step 3: Cross multiply
    65,923.47x = 98,863.54 × 28,460.16
  4. Step 4: Simplify right side
    65,923.47x = 2,813,672,095.42
  5. Step 5: Solve for x
    x = 2,813,672,095.42/65,923.47
  6. Step 6: Final answer
    x = 42,680.89

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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.