Home / 249,215.06-343,924.56-141,800.55

Finding the Fourth Proportional to 249,215.06, 343,924.56 and 141,800.55

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Solution

The fourth proportional to 249,215.06, 343,924.56 and 141,800.55 is: 195,689.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,215.06 : 343,924.56 = 141,800.55 : x
  2. Step 2: Convert to fraction form
    249,215.06/343,924.56 = 141,800.55/x
  3. Step 3: Cross multiply
    249,215.06x = 343,924.56 × 141,800.55
  4. Step 4: Simplify right side
    249,215.06x = 48,768,691,766.51
  5. Step 5: Solve for x
    x = 48,768,691,766.51/249,215.06
  6. Step 6: Final answer
    x = 195,689.19

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1.5x scale

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.