Home / 124,582.60-186,852.30-45,656.20

Finding the Fourth Proportional to 124,582.60, 186,852.30 and 45,656.20

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Solution

The fourth proportional to 124,582.60, 186,852.30 and 45,656.20 is: 68,476.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,582.60 : 186,852.30 = 45,656.20 : x
  2. Step 2: Convert to fraction form
    124,582.60/186,852.30 = 45,656.20/x
  3. Step 3: Cross multiply
    124,582.60x = 186,852.30 × 45,656.20
  4. Step 4: Simplify right side
    124,582.60x = 8,530,965,979.26
  5. Step 5: Solve for x
    x = 8,530,965,979.26/124,582.60
  6. Step 6: Final answer
    x = 68,476.38

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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.