Home / 236,314.38-326,172.79-140,802.63

Finding the Fourth Proportional to 236,314.38, 326,172.79 and 140,802.63

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Solution

The fourth proportional to 236,314.38, 326,172.79 and 140,802.63 is: 194,342.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,314.38 : 326,172.79 = 140,802.63 : x
  2. Step 2: Convert to fraction form
    236,314.38/326,172.79 = 140,802.63/x
  3. Step 3: Cross multiply
    236,314.38x = 326,172.79 × 140,802.63
  4. Step 4: Simplify right side
    236,314.38x = 45,925,986,666.44
  5. Step 5: Solve for x
    x = 45,925,986,666.44/236,314.38
  6. Step 6: Final answer
    x = 194,342.75

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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.