Home / 87,277.56-130,794.30-47,210.04

Finding the Fourth Proportional to 87,277.56, 130,794.30 and 47,210.04

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Solution

The fourth proportional to 87,277.56, 130,794.30 and 47,210.04 is: 70,749.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,277.56 : 130,794.30 = 47,210.04 : x
  2. Step 2: Convert to fraction form
    87,277.56/130,794.30 = 47,210.04/x
  3. Step 3: Cross multiply
    87,277.56x = 130,794.30 × 47,210.04
  4. Step 4: Simplify right side
    87,277.56x = 6,174,804,225.71
  5. Step 5: Solve for x
    x = 6,174,804,225.71/87,277.56
  6. Step 6: Final answer
    x = 70,749.05

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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.