Home / 172,153.04-237,556.68-105,072.08

Finding the Fourth Proportional to 172,153.04, 237,556.68 and 105,072.08

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Solution

The fourth proportional to 172,153.04, 237,556.68 and 105,072.08 is: 144,990.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,153.04 : 237,556.68 = 105,072.08 : x
  2. Step 2: Convert to fraction form
    172,153.04/237,556.68 = 105,072.08/x
  3. Step 3: Cross multiply
    172,153.04x = 237,556.68 × 105,072.08
  4. Step 4: Simplify right side
    172,153.04x = 24,960,574,485.49
  5. Step 5: Solve for x
    x = 24,960,574,485.49/172,153.04
  6. Step 6: Final answer
    x = 144,990.61

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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.