Home / 51,200.61-70,657.16-28,541.03

Finding the Fourth Proportional to 51,200.61, 70,657.16 and 28,541.03

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Solution

The fourth proportional to 51,200.61, 70,657.16 and 28,541.03 is: 39,386.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,200.61 : 70,657.16 = 28,541.03 : x
  2. Step 2: Convert to fraction form
    51,200.61/70,657.16 = 28,541.03/x
  3. Step 3: Cross multiply
    51,200.61x = 70,657.16 × 28,541.03
  4. Step 4: Simplify right side
    51,200.61x = 2,016,627,627.28
  5. Step 5: Solve for x
    x = 2,016,627,627.28/51,200.61
  6. Step 6: Final answer
    x = 39,386.79

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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.