Home / 124,302.15-186,480.23-45,416.25

Finding the Fourth Proportional to 124,302.15, 186,480.23 and 45,416.25

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Solution

The fourth proportional to 124,302.15, 186,480.23 and 45,416.25 is: 68,134.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,302.15 : 186,480.23 = 45,416.25 : x
  2. Step 2: Convert to fraction form
    124,302.15/186,480.23 = 45,416.25/x
  3. Step 3: Cross multiply
    124,302.15x = 186,480.23 × 45,416.25
  4. Step 4: Simplify right side
    124,302.15x = 8,469,232,518.66
  5. Step 5: Solve for x
    x = 8,469,232,518.66/124,302.15
  6. Step 6: Final answer
    x = 68,134.24

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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.