Home / 39,437.08-59,081.81-30,628.94

Finding the Fourth Proportional to 39,437.08, 59,081.81 and 30,628.94

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Solution

The fourth proportional to 39,437.08, 59,081.81 and 30,628.94 is: 45,886.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,437.08 : 59,081.81 = 30,628.94 : x
  2. Step 2: Convert to fraction form
    39,437.08/59,081.81 = 30,628.94/x
  3. Step 3: Cross multiply
    39,437.08x = 59,081.81 × 30,628.94
  4. Step 4: Simplify right side
    39,437.08x = 1,809,612,765.03
  5. Step 5: Solve for x
    x = 1,809,612,765.03/39,437.08
  6. Step 6: Final answer
    x = 45,886.08

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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.