Home / 51,186.74-70,673.70-35,905.76

Finding the Fourth Proportional to 51,186.74, 70,673.70 and 35,905.76

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Solution

The fourth proportional to 51,186.74, 70,673.70 and 35,905.76 is: 49,575.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,186.74 : 70,673.70 = 35,905.76 : x
  2. Step 2: Convert to fraction form
    51,186.74/70,673.70 = 35,905.76/x
  3. Step 3: Cross multiply
    51,186.74x = 70,673.70 × 35,905.76
  4. Step 4: Simplify right side
    51,186.74x = 2,537,592,956.82
  5. Step 5: Solve for x
    x = 2,537,592,956.82/51,186.74
  6. Step 6: Final answer
    x = 49,575.21

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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.