Home / 124,383.04-186,574.50-45,454.20

Finding the Fourth Proportional to 124,383.04, 186,574.50 and 45,454.20

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Solution

The fourth proportional to 124,383.04, 186,574.50 and 45,454.20 is: 68,181.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,383.04 : 186,574.50 = 45,454.20 : x
  2. Step 2: Convert to fraction form
    124,383.04/186,574.50 = 45,454.20/x
  3. Step 3: Cross multiply
    124,383.04x = 186,574.50 × 45,454.20
  4. Step 4: Simplify right side
    124,383.04x = 8,480,594,637.90
  5. Step 5: Solve for x
    x = 8,480,594,637.90/124,383.04
  6. Step 6: Final answer
    x = 68,181.28

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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.