Home / 219,109.52-302,393.16-134,282.96

Finding the Fourth Proportional to 219,109.52, 302,393.16 and 134,282.96

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Solution

The fourth proportional to 219,109.52, 302,393.16 and 134,282.96 is: 185,323.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,109.52 : 302,393.16 = 134,282.96 : x
  2. Step 2: Convert to fraction form
    219,109.52/302,393.16 = 134,282.96/x
  3. Step 3: Cross multiply
    219,109.52x = 302,393.16 × 134,282.96
  4. Step 4: Simplify right side
    219,109.52x = 40,606,248,608.55
  5. Step 5: Solve for x
    x = 40,606,248,608.55/219,109.52
  6. Step 6: Final answer
    x = 185,323.98

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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.