Home / 70,176.06-105,265.02-23,428.92

Finding the Fourth Proportional to 70,176.06, 105,265.02 and 23,428.92

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Solution

The fourth proportional to 70,176.06, 105,265.02 and 23,428.92 is: 35,143.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,176.06 : 105,265.02 = 23,428.92 : x
  2. Step 2: Convert to fraction form
    70,176.06/105,265.02 = 23,428.92/x
  3. Step 3: Cross multiply
    70,176.06x = 105,265.02 × 23,428.92
  4. Step 4: Simplify right side
    70,176.06x = 2,466,245,732.38
  5. Step 5: Solve for x
    x = 2,466,245,732.38/70,176.06
  6. Step 6: Final answer
    x = 35,143.69

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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.