Home / 74,605.23-111,875.01-39,536.67

Finding the Fourth Proportional to 74,605.23, 111,875.01 and 39,536.67

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Solution

The fourth proportional to 74,605.23, 111,875.01 and 39,536.67 is: 59,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,605.23 : 111,875.01 = 39,536.67 : x
  2. Step 2: Convert to fraction form
    74,605.23/111,875.01 = 39,536.67/x
  3. Step 3: Cross multiply
    74,605.23x = 111,875.01 × 39,536.67
  4. Step 4: Simplify right side
    74,605.23x = 4,423,165,351.62
  5. Step 5: Solve for x
    x = 4,423,165,351.62/74,605.23
  6. Step 6: Final answer
    x = 59,287.60

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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.