Home / 236,480.79-326,181.02-140,913.75

Finding the Fourth Proportional to 236,480.79, 326,181.02 and 140,913.75

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Solution

The fourth proportional to 236,480.79, 326,181.02 and 140,913.75 is: 194,364.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,480.79 : 326,181.02 = 140,913.75 : x
  2. Step 2: Convert to fraction form
    236,480.79/326,181.02 = 140,913.75/x
  3. Step 3: Cross multiply
    236,480.79x = 326,181.02 × 140,913.75
  4. Step 4: Simplify right side
    236,480.79x = 45,963,390,002.46
  5. Step 5: Solve for x
    x = 45,963,390,002.46/236,480.79
  6. Step 6: Final answer
    x = 194,364.16

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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.