Home / 76,592.04-105,579.84-53,869.10

Finding the Fourth Proportional to 76,592.04, 105,579.84 and 53,869.10

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Solution

The fourth proportional to 76,592.04, 105,579.84 and 53,869.10 is: 74,256.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,592.04 : 105,579.84 = 53,869.10 : x
  2. Step 2: Convert to fraction form
    76,592.04/105,579.84 = 53,869.10/x
  3. Step 3: Cross multiply
    76,592.04x = 105,579.84 × 53,869.10
  4. Step 4: Simplify right side
    76,592.04x = 5,687,490,958.94
  5. Step 5: Solve for x
    x = 5,687,490,958.94/76,592.04
  6. Step 6: Final answer
    x = 74,256.95

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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.