Home / 191,159.28-263,768.76-106,274.16

Finding the Fourth Proportional to 191,159.28, 263,768.76 and 106,274.16

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Solution

The fourth proportional to 191,159.28, 263,768.76 and 106,274.16 is: 146,641.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,159.28 : 263,768.76 = 106,274.16 : x
  2. Step 2: Convert to fraction form
    191,159.28/263,768.76 = 106,274.16/x
  3. Step 3: Cross multiply
    191,159.28x = 263,768.76 × 106,274.16
  4. Step 4: Simplify right side
    191,159.28x = 28,031,803,403.24
  5. Step 5: Solve for x
    x = 28,031,803,403.24/191,159.28
  6. Step 6: Final answer
    x = 146,641.08

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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.