Home / 342,923.23-473,233.98-189,971.34

Finding the Fourth Proportional to 342,923.23, 473,233.98 and 189,971.34

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Solution

The fourth proportional to 342,923.23, 473,233.98 and 189,971.34 is: 262,160.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,923.23 : 473,233.98 = 189,971.34 : x
  2. Step 2: Convert to fraction form
    342,923.23/473,233.98 = 189,971.34/x
  3. Step 3: Cross multiply
    342,923.23x = 473,233.98 × 189,971.34
  4. Step 4: Simplify right side
    342,923.23x = 89,900,893,314.13
  5. Step 5: Solve for x
    x = 89,900,893,314.13/342,923.23
  6. Step 6: Final answer
    x = 262,160.41

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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.