Home / 51,036.60-70,411.14-37,639.74

Finding the Fourth Proportional to 51,036.60, 70,411.14 and 37,639.74

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Solution

The fourth proportional to 51,036.60, 70,411.14 and 37,639.74 is: 51,928.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,036.60 : 70,411.14 = 37,639.74 : x
  2. Step 2: Convert to fraction form
    51,036.60/70,411.14 = 37,639.74/x
  3. Step 3: Cross multiply
    51,036.60x = 70,411.14 × 37,639.74
  4. Step 4: Simplify right side
    51,036.60x = 2,650,257,002.70
  5. Step 5: Solve for x
    x = 2,650,257,002.70/51,036.60
  6. Step 6: Final answer
    x = 51,928.56

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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.