Home / 60,405.23-83,437.71-45,977.45

Finding the Fourth Proportional to 60,405.23, 83,437.71 and 45,977.45

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Solution

The fourth proportional to 60,405.23, 83,437.71 and 45,977.45 is: 63,508.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,405.23 : 83,437.71 = 45,977.45 : x
  2. Step 2: Convert to fraction form
    60,405.23/83,437.71 = 45,977.45/x
  3. Step 3: Cross multiply
    60,405.23x = 83,437.71 × 45,977.45
  4. Step 4: Simplify right side
    60,405.23x = 3,836,252,722.45
  5. Step 5: Solve for x
    x = 3,836,252,722.45/60,405.23
  6. Step 6: Final answer
    x = 63,508.62

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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.