Home / 249,178.59-343,899.30-141,727.86

Finding the Fourth Proportional to 249,178.59, 343,899.30 and 141,727.86

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Solution

The fourth proportional to 249,178.59, 343,899.30 and 141,727.86 is: 195,603.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,178.59 : 343,899.30 = 141,727.86 : x
  2. Step 2: Convert to fraction form
    249,178.59/343,899.30 = 141,727.86/x
  3. Step 3: Cross multiply
    249,178.59x = 343,899.30 × 141,727.86
  4. Step 4: Simplify right side
    249,178.59x = 48,740,111,844.50
  5. Step 5: Solve for x
    x = 48,740,111,844.50/249,178.59
  6. Step 6: Final answer
    x = 195,603.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.