Home / 165,088.13-247,632.80-40,429.13

Finding the Fourth Proportional to 165,088.13, 247,632.80 and 40,429.13

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Solution

The fourth proportional to 165,088.13, 247,632.80 and 40,429.13 is: 60,643.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,088.13 : 247,632.80 = 40,429.13 : x
  2. Step 2: Convert to fraction form
    165,088.13/247,632.80 = 40,429.13/x
  3. Step 3: Cross multiply
    165,088.13x = 247,632.80 × 40,429.13
  4. Step 4: Simplify right side
    165,088.13x = 10,011,577,223.15
  5. Step 5: Solve for x
    x = 10,011,577,223.15/165,088.13
  6. Step 6: Final answer
    x = 60,643.84

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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.