Home / 98,574.15-147,845.07-27,501.60

Finding the Fourth Proportional to 98,574.15, 147,845.07 and 27,501.60

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Solution

The fourth proportional to 98,574.15, 147,845.07 and 27,501.60 is: 41,247.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,574.15 : 147,845.07 = 27,501.60 : x
  2. Step 2: Convert to fraction form
    98,574.15/147,845.07 = 27,501.60/x
  3. Step 3: Cross multiply
    98,574.15x = 147,845.07 × 27,501.60
  4. Step 4: Simplify right side
    98,574.15x = 4,065,975,977.11
  5. Step 5: Solve for x
    x = 4,065,975,977.11/98,574.15
  6. Step 6: Final answer
    x = 41,247.89

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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.