Home / 58,632.19-80,979.24-39,736.51

Finding the Fourth Proportional to 58,632.19, 80,979.24 and 39,736.51

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Solution

The fourth proportional to 58,632.19, 80,979.24 and 39,736.51 is: 54,881.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,632.19 : 80,979.24 = 39,736.51 : x
  2. Step 2: Convert to fraction form
    58,632.19/80,979.24 = 39,736.51/x
  3. Step 3: Cross multiply
    58,632.19x = 80,979.24 × 39,736.51
  4. Step 4: Simplify right side
    58,632.19x = 3,217,832,326.62
  5. Step 5: Solve for x
    x = 3,217,832,326.62/58,632.19
  6. Step 6: Final answer
    x = 54,881.67

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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.