Home / 168,421.68-232,444.08-117,401.40

Finding the Fourth Proportional to 168,421.68, 232,444.08 and 117,401.40

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Solution

The fourth proportional to 168,421.68, 232,444.08 and 117,401.40 is: 162,029.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,421.68 : 232,444.08 = 117,401.40 : x
  2. Step 2: Convert to fraction form
    168,421.68/232,444.08 = 117,401.40/x
  3. Step 3: Cross multiply
    168,421.68x = 232,444.08 × 117,401.40
  4. Step 4: Simplify right side
    168,421.68x = 27,289,260,413.71
  5. Step 5: Solve for x
    x = 27,289,260,413.71/168,421.68
  6. Step 6: Final answer
    x = 162,029.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.