Home / 165,261.04-247,889.40-40,603.12

Finding the Fourth Proportional to 165,261.04, 247,889.40 and 40,603.12

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Solution

The fourth proportional to 165,261.04, 247,889.40 and 40,603.12 is: 60,904.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,261.04 : 247,889.40 = 40,603.12 : x
  2. Step 2: Convert to fraction form
    165,261.04/247,889.40 = 40,603.12/x
  3. Step 3: Cross multiply
    165,261.04x = 247,889.40 × 40,603.12
  4. Step 4: Simplify right side
    165,261.04x = 10,065,083,054.93
  5. Step 5: Solve for x
    x = 10,065,083,054.93/165,261.04
  6. Step 6: Final answer
    x = 60,904.15

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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.