Home / 164,840.20-247,261.14-70,045.96

Finding the Fourth Proportional to 164,840.20, 247,261.14 and 70,045.96

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Solution

The fourth proportional to 164,840.20, 247,261.14 and 70,045.96 is: 105,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,840.20 : 247,261.14 = 70,045.96 : x
  2. Step 2: Convert to fraction form
    164,840.20/247,261.14 = 70,045.96/x
  3. Step 3: Cross multiply
    164,840.20x = 247,261.14 × 70,045.96
  4. Step 4: Simplify right side
    164,840.20x = 17,319,643,921.99
  5. Step 5: Solve for x
    x = 17,319,643,921.99/164,840.20
  6. Step 6: Final answer
    x = 105,069.30

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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.