Home / 147,358.23-221,071.91-58,616.79

Finding the Fourth Proportional to 147,358.23, 221,071.91 and 58,616.79

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Solution

The fourth proportional to 147,358.23, 221,071.91 and 58,616.79 is: 87,938.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,358.23 : 221,071.91 = 58,616.79 : x
  2. Step 2: Convert to fraction form
    147,358.23/221,071.91 = 58,616.79/x
  3. Step 3: Cross multiply
    147,358.23x = 221,071.91 × 58,616.79
  4. Step 4: Simplify right side
    147,358.23x = 12,958,525,723.37
  5. Step 5: Solve for x
    x = 12,958,525,723.37/147,358.23
  6. Step 6: Final answer
    x = 87,938.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.