Home / 94,709.20-130,681.20-60,723.76

Finding the Fourth Proportional to 94,709.20, 130,681.20 and 60,723.76

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Solution

The fourth proportional to 94,709.20, 130,681.20 and 60,723.76 is: 83,787.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,709.20 : 130,681.20 = 60,723.76 : x
  2. Step 2: Convert to fraction form
    94,709.20/130,681.20 = 60,723.76/x
  3. Step 3: Cross multiply
    94,709.20x = 130,681.20 × 60,723.76
  4. Step 4: Simplify right side
    94,709.20x = 7,935,453,825.31
  5. Step 5: Solve for x
    x = 7,935,453,825.31/94,709.20
  6. Step 6: Final answer
    x = 83,787.57

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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.