Home / 164,875.66-247,345.56-70,104.76

Finding the Fourth Proportional to 164,875.66, 247,345.56 and 70,104.76

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Solution

The fourth proportional to 164,875.66, 247,345.56 and 70,104.76 is: 105,170.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,875.66 : 247,345.56 = 70,104.76 : x
  2. Step 2: Convert to fraction form
    164,875.66/247,345.56 = 70,104.76/x
  3. Step 3: Cross multiply
    164,875.66x = 247,345.56 × 70,104.76
  4. Step 4: Simplify right side
    164,875.66x = 17,340,101,120.87
  5. Step 5: Solve for x
    x = 17,340,101,120.87/164,875.66
  6. Step 6: Final answer
    x = 105,170.78

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1.5x scale

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.