Home / 292,633.16-403,866.55-165,316.96

Finding the Fourth Proportional to 292,633.16, 403,866.55 and 165,316.96

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Solution

The fourth proportional to 292,633.16, 403,866.55 and 165,316.96 is: 228,155.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,633.16 : 403,866.55 = 165,316.96 : x
  2. Step 2: Convert to fraction form
    292,633.16/403,866.55 = 165,316.96/x
  3. Step 3: Cross multiply
    292,633.16x = 403,866.55 × 165,316.96
  4. Step 4: Simplify right side
    292,633.16x = 66,765,990,291.69
  5. Step 5: Solve for x
    x = 66,765,990,291.69/292,633.16
  6. Step 6: Final answer
    x = 228,155.93

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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.