Home / 456,655.71-684,903.36-141,115.35

Finding the Fourth Proportional to 456,655.71, 684,903.36 and 141,115.35

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Solution

The fourth proportional to 456,655.71, 684,903.36 and 141,115.35 is: 211,648.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,655.71 : 684,903.36 = 141,115.35 : x
  2. Step 2: Convert to fraction form
    456,655.71/684,903.36 = 141,115.35/x
  3. Step 3: Cross multiply
    456,655.71x = 684,903.36 × 141,115.35
  4. Step 4: Simplify right side
    456,655.71x = 96,650,377,362.58
  5. Step 5: Solve for x
    x = 96,650,377,362.58/456,655.71
  6. Step 6: Final answer
    x = 211,648.24

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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.