Home / 249,126.30-343,792.40-141,696.20

Finding the Fourth Proportional to 249,126.30, 343,792.40 and 141,696.20

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Solution

The fourth proportional to 249,126.30, 343,792.40 and 141,696.20 is: 195,539.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,126.30 : 343,792.40 = 141,696.20 : x
  2. Step 2: Convert to fraction form
    249,126.30/343,792.40 = 141,696.20/x
  3. Step 3: Cross multiply
    249,126.30x = 343,792.40 × 141,696.20
  4. Step 4: Simplify right side
    249,126.30x = 48,714,076,668.88
  5. Step 5: Solve for x
    x = 48,714,076,668.88/249,126.30
  6. Step 6: Final answer
    x = 195,539.68

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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.