Home / 39,063.04-53,916.64-22,305.76

Finding the Fourth Proportional to 39,063.04, 53,916.64 and 22,305.76

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Solution

The fourth proportional to 39,063.04, 53,916.64 and 22,305.76 is: 30,787.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,063.04 : 53,916.64 = 22,305.76 : x
  2. Step 2: Convert to fraction form
    39,063.04/53,916.64 = 22,305.76/x
  3. Step 3: Cross multiply
    39,063.04x = 53,916.64 × 22,305.76
  4. Step 4: Simplify right side
    39,063.04x = 1,202,651,631.85
  5. Step 5: Solve for x
    x = 1,202,651,631.85/39,063.04
  6. Step 6: Final answer
    x = 30,787.46

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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.