Home / 229,268.58-316,400.52-127,294.04

Finding the Fourth Proportional to 229,268.58, 316,400.52 and 127,294.04

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Solution

The fourth proportional to 229,268.58, 316,400.52 and 127,294.04 is: 175,671.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,268.58 : 316,400.52 = 127,294.04 : x
  2. Step 2: Convert to fraction form
    229,268.58/316,400.52 = 127,294.04/x
  3. Step 3: Cross multiply
    229,268.58x = 316,400.52 × 127,294.04
  4. Step 4: Simplify right side
    229,268.58x = 40,275,900,762.55
  5. Step 5: Solve for x
    x = 40,275,900,762.55/229,268.58
  6. Step 6: Final answer
    x = 175,671.26

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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.