Home / 61,018.74-84,195.84-38,341.67

Finding the Fourth Proportional to 61,018.74, 84,195.84 and 38,341.67

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Solution

The fourth proportional to 61,018.74, 84,195.84 and 38,341.67 is: 52,905.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,018.74 : 84,195.84 = 38,341.67 : x
  2. Step 2: Convert to fraction form
    61,018.74/84,195.84 = 38,341.67/x
  3. Step 3: Cross multiply
    61,018.74x = 84,195.84 × 38,341.67
  4. Step 4: Simplify right side
    61,018.74x = 3,228,209,112.65
  5. Step 5: Solve for x
    x = 3,228,209,112.65/61,018.74
  6. Step 6: Final answer
    x = 52,905.21

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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.