Home / 136,001.83-187,624.32-84,925.89

Finding the Fourth Proportional to 136,001.83, 187,624.32 and 84,925.89

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Solution

The fourth proportional to 136,001.83, 187,624.32 and 84,925.89 is: 117,161.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,001.83 : 187,624.32 = 84,925.89 : x
  2. Step 2: Convert to fraction form
    136,001.83/187,624.32 = 84,925.89/x
  3. Step 3: Cross multiply
    136,001.83x = 187,624.32 × 84,925.89
  4. Step 4: Simplify right side
    136,001.83x = 15,934,161,946.23
  5. Step 5: Solve for x
    x = 15,934,161,946.23/136,001.83
  6. Step 6: Final answer
    x = 117,161.38

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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.