Home / 39,719.70-59,579.55-37,970.10

Finding the Fourth Proportional to 39,719.70, 59,579.55 and 37,970.10

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Solution

The fourth proportional to 39,719.70, 59,579.55 and 37,970.10 is: 56,955.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,719.70 : 59,579.55 = 37,970.10 : x
  2. Step 2: Convert to fraction form
    39,719.70/59,579.55 = 37,970.10/x
  3. Step 3: Cross multiply
    39,719.70x = 59,579.55 × 37,970.10
  4. Step 4: Simplify right side
    39,719.70x = 2,262,241,471.46
  5. Step 5: Solve for x
    x = 2,262,241,471.46/39,719.70
  6. Step 6: Final answer
    x = 56,955.15

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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.