Home / 172,010.38-237,409.24-99,416.35

Finding the Fourth Proportional to 172,010.38, 237,409.24 and 99,416.35

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Solution

The fourth proportional to 172,010.38, 237,409.24 and 99,416.35 is: 137,214.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,010.38 : 237,409.24 = 99,416.35 : x
  2. Step 2: Convert to fraction form
    172,010.38/237,409.24 = 99,416.35/x
  3. Step 3: Cross multiply
    172,010.38x = 237,409.24 × 99,416.35
  4. Step 4: Simplify right side
    172,010.38x = 23,602,360,097.07
  5. Step 5: Solve for x
    x = 23,602,360,097.07/172,010.38
  6. Step 6: Final answer
    x = 137,214.75

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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.