Home / 164,712.90-247,069.35-98,228.10

Finding the Fourth Proportional to 164,712.90, 247,069.35 and 98,228.10

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Solution

The fourth proportional to 164,712.90, 247,069.35 and 98,228.10 is: 147,342.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,712.90 : 247,069.35 = 98,228.10 : x
  2. Step 2: Convert to fraction form
    164,712.90/247,069.35 = 98,228.10/x
  3. Step 3: Cross multiply
    164,712.90x = 247,069.35 × 98,228.10
  4. Step 4: Simplify right side
    164,712.90x = 24,269,152,818.74
  5. Step 5: Solve for x
    x = 24,269,152,818.74/164,712.90
  6. Step 6: Final answer
    x = 147,342.15

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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.