Home / 75,718.59-113,573.78-23,123.97

Finding the Fourth Proportional to 75,718.59, 113,573.78 and 23,123.97

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Solution

The fourth proportional to 75,718.59, 113,573.78 and 23,123.97 is: 34,684.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,718.59 : 113,573.78 = 23,123.97 : x
  2. Step 2: Convert to fraction form
    75,718.59/113,573.78 = 23,123.97/x
  3. Step 3: Cross multiply
    75,718.59x = 113,573.78 × 23,123.97
  4. Step 4: Simplify right side
    75,718.59x = 2,626,276,681.51
  5. Step 5: Solve for x
    x = 2,626,276,681.51/75,718.59
  6. Step 6: Final answer
    x = 34,684.70

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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.