Home / 268,877.60-370,897.34-168,100.64

Finding the Fourth Proportional to 268,877.60, 370,897.34 and 168,100.64

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Solution

The fourth proportional to 268,877.60, 370,897.34 and 168,100.64 is: 231,882.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,877.60 : 370,897.34 = 168,100.64 : x
  2. Step 2: Convert to fraction form
    268,877.60/370,897.34 = 168,100.64/x
  3. Step 3: Cross multiply
    268,877.60x = 370,897.34 × 168,100.64
  4. Step 4: Simplify right side
    268,877.60x = 62,348,077,533.31
  5. Step 5: Solve for x
    x = 62,348,077,533.31/268,877.60
  6. Step 6: Final answer
    x = 231,882.76

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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.