Home / 115,345.92-173,017.80-36,460.08

Finding the Fourth Proportional to 115,345.92, 173,017.80 and 36,460.08

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Solution

The fourth proportional to 115,345.92, 173,017.80 and 36,460.08 is: 54,689.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,345.92 : 173,017.80 = 36,460.08 : x
  2. Step 2: Convert to fraction form
    115,345.92/173,017.80 = 36,460.08/x
  3. Step 3: Cross multiply
    115,345.92x = 173,017.80 × 36,460.08
  4. Step 4: Simplify right side
    115,345.92x = 6,308,242,829.42
  5. Step 5: Solve for x
    x = 6,308,242,829.42/115,345.92
  6. Step 6: Final answer
    x = 54,689.78

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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.