Home / 191,001.05-263,587.13-110,421.44

Finding the Fourth Proportional to 191,001.05, 263,587.13 and 110,421.44

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Solution

The fourth proportional to 191,001.05, 263,587.13 and 110,421.44 is: 152,384.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,001.05 : 263,587.13 = 110,421.44 : x
  2. Step 2: Convert to fraction form
    191,001.05/263,587.13 = 110,421.44/x
  3. Step 3: Cross multiply
    191,001.05x = 263,587.13 × 110,421.44
  4. Step 4: Simplify right side
    191,001.05x = 29,105,668,590.02
  5. Step 5: Solve for x
    x = 29,105,668,590.02/191,001.05
  6. Step 6: Final answer
    x = 152,384.87

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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.