Home / 247,054.10-370,577.25-78,572.00

Finding the Fourth Proportional to 247,054.10, 370,577.25 and 78,572.00

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Solution

The fourth proportional to 247,054.10, 370,577.25 and 78,572.00 is: 117,856.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,054.10 : 370,577.25 = 78,572.00 : x
  2. Step 2: Convert to fraction form
    247,054.10/370,577.25 = 78,572.00/x
  3. Step 3: Cross multiply
    247,054.10x = 370,577.25 × 78,572.00
  4. Step 4: Simplify right side
    247,054.10x = 29,116,993,834.11
  5. Step 5: Solve for x
    x = 29,116,993,834.11/247,054.10
  6. Step 6: Final answer
    x = 117,856.75

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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.