Home / 255,476.06-352,557.05-148,108.47

Finding the Fourth Proportional to 255,476.06, 352,557.05 and 148,108.47

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Solution

The fourth proportional to 255,476.06, 352,557.05 and 148,108.47 is: 204,389.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,476.06 : 352,557.05 = 148,108.47 : x
  2. Step 2: Convert to fraction form
    255,476.06/352,557.05 = 148,108.47/x
  3. Step 3: Cross multiply
    255,476.06x = 352,557.05 × 148,108.47
  4. Step 4: Simplify right side
    255,476.06x = 52,216,684,522.67
  5. Step 5: Solve for x
    x = 52,216,684,522.67/255,476.06
  6. Step 6: Final answer
    x = 204,389.74

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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.