Home / 55,614.15-83,384.32-38,994.32

Finding the Fourth Proportional to 55,614.15, 83,384.32 and 38,994.32

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Solution

The fourth proportional to 55,614.15, 83,384.32 and 38,994.32 is: 58,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,614.15 : 83,384.32 = 38,994.32 : x
  2. Step 2: Convert to fraction form
    55,614.15/83,384.32 = 38,994.32/x
  3. Step 3: Cross multiply
    55,614.15x = 83,384.32 × 38,994.32
  4. Step 4: Simplify right side
    55,614.15x = 3,251,514,916.30
  5. Step 5: Solve for x
    x = 3,251,514,916.30/55,614.15
  6. Step 6: Final answer
    x = 58,465.60

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1.5x scale

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.