Home / 226,313.25-312,312.45-124,345.26

Finding the Fourth Proportional to 226,313.25, 312,312.45 and 124,345.26

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Solution

The fourth proportional to 226,313.25, 312,312.45 and 124,345.26 is: 171,596.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,313.25 : 312,312.45 = 124,345.26 : x
  2. Step 2: Convert to fraction form
    226,313.25/312,312.45 = 124,345.26/x
  3. Step 3: Cross multiply
    226,313.25x = 312,312.45 × 124,345.26
  4. Step 4: Simplify right side
    226,313.25x = 38,834,572,796.49
  5. Step 5: Solve for x
    x = 38,834,572,796.49/226,313.25
  6. Step 6: Final answer
    x = 171,596.55

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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.