Home / 51,557.40-77,336.10-25,313.40

Finding the Fourth Proportional to 51,557.40, 77,336.10 and 25,313.40

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Solution

The fourth proportional to 51,557.40, 77,336.10 and 25,313.40 is: 37,970.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,557.40 : 77,336.10 = 25,313.40 : x
  2. Step 2: Convert to fraction form
    51,557.40/77,336.10 = 25,313.40/x
  3. Step 3: Cross multiply
    51,557.40x = 77,336.10 × 25,313.40
  4. Step 4: Simplify right side
    51,557.40x = 1,957,639,633.74
  5. Step 5: Solve for x
    x = 1,957,639,633.74/51,557.40
  6. Step 6: Final answer
    x = 37,970.10

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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.