Home / 74,059.06-111,088.88-17,899.08

Finding the Fourth Proportional to 74,059.06, 111,088.88 and 17,899.08

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Solution

The fourth proportional to 74,059.06, 111,088.88 and 17,899.08 is: 26,848.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,059.06 : 111,088.88 = 17,899.08 : x
  2. Step 2: Convert to fraction form
    74,059.06/111,088.88 = 17,899.08/x
  3. Step 3: Cross multiply
    74,059.06x = 111,088.88 × 17,899.08
  4. Step 4: Simplify right side
    74,059.06x = 1,988,388,750.23
  5. Step 5: Solve for x
    x = 1,988,388,750.23/74,059.06
  6. Step 6: Final answer
    x = 26,848.69

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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.