Home / 268,342.48-370,321.52-147,488.08

Finding the Fourth Proportional to 268,342.48, 370,321.52 and 147,488.08

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Solution

The fourth proportional to 268,342.48, 370,321.52 and 147,488.08 is: 203,538.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,342.48 : 370,321.52 = 147,488.08 : x
  2. Step 2: Convert to fraction form
    268,342.48/370,321.52 = 147,488.08/x
  3. Step 3: Cross multiply
    268,342.48x = 370,321.52 × 147,488.08
  4. Step 4: Simplify right side
    268,342.48x = 54,618,009,967.48
  5. Step 5: Solve for x
    x = 54,618,009,967.48/268,342.48
  6. Step 6: Final answer
    x = 203,538.44

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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.