Home / 94,455.65-130,343.76-54,167.46

Finding the Fourth Proportional to 94,455.65, 130,343.76 and 54,167.46

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Solution

The fourth proportional to 94,455.65, 130,343.76 and 54,167.46 is: 74,748.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,455.65 : 130,343.76 = 54,167.46 : x
  2. Step 2: Convert to fraction form
    94,455.65/130,343.76 = 54,167.46/x
  3. Step 3: Cross multiply
    94,455.65x = 130,343.76 × 54,167.46
  4. Step 4: Simplify right side
    94,455.65x = 7,060,390,406.05
  5. Step 5: Solve for x
    x = 7,060,390,406.05/94,455.65
  6. Step 6: Final answer
    x = 74,748.21

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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.