Home / 292,567.36-403,740.62-158,431.36

Finding the Fourth Proportional to 292,567.36, 403,740.62 and 158,431.36

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Solution

The fourth proportional to 292,567.36, 403,740.62 and 158,431.36 is: 218,634.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,567.36 : 403,740.62 = 158,431.36 : x
  2. Step 2: Convert to fraction form
    292,567.36/403,740.62 = 158,431.36/x
  3. Step 3: Cross multiply
    292,567.36x = 403,740.62 × 158,431.36
  4. Step 4: Simplify right side
    292,567.36x = 63,965,175,513.84
  5. Step 5: Solve for x
    x = 63,965,175,513.84/292,567.36
  6. Step 6: Final answer
    x = 218,634.01

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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.