Home / 292,083.25-403,074.91-157,947.25

Finding the Fourth Proportional to 292,083.25, 403,074.91 and 157,947.25

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Solution

The fourth proportional to 292,083.25, 403,074.91 and 157,947.25 is: 217,967.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,083.25 : 403,074.91 = 157,947.25 : x
  2. Step 2: Convert to fraction form
    292,083.25/403,074.91 = 157,947.25/x
  3. Step 3: Cross multiply
    292,083.25x = 403,074.91 × 157,947.25
  4. Step 4: Simplify right side
    292,083.25x = 63,664,572,788.76
  5. Step 5: Solve for x
    x = 63,664,572,788.76/292,083.25
  6. Step 6: Final answer
    x = 217,967.22

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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.