Home / 249,619.60-374,461.80-123,324.40

Finding the Fourth Proportional to 249,619.60, 374,461.80 and 123,324.40

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Solution

The fourth proportional to 249,619.60, 374,461.80 and 123,324.40 is: 185,002.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,619.60 : 374,461.80 = 123,324.40 : x
  2. Step 2: Convert to fraction form
    249,619.60/374,461.80 = 123,324.40/x
  3. Step 3: Cross multiply
    249,619.60x = 374,461.80 × 123,324.40
  4. Step 4: Simplify right side
    249,619.60x = 46,180,276,807.92
  5. Step 5: Solve for x
    x = 46,180,276,807.92/249,619.60
  6. Step 6: Final answer
    x = 185,002.61

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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.