Home / 172,095.07-257,683.33-100,959.25

Finding the Fourth Proportional to 172,095.07, 257,683.33 and 100,959.25

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Solution

The fourth proportional to 172,095.07, 257,683.33 and 100,959.25 is: 151,169.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,095.07 : 257,683.33 = 100,959.25 : x
  2. Step 2: Convert to fraction form
    172,095.07/257,683.33 = 100,959.25/x
  3. Step 3: Cross multiply
    172,095.07x = 257,683.33 × 100,959.25
  4. Step 4: Simplify right side
    172,095.07x = 26,015,513,941.09
  5. Step 5: Solve for x
    x = 26,015,513,941.09/172,095.07
  6. Step 6: Final answer
    x = 151,169.44

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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.