Home / 216,111.78-297,957-177,206.28

Finding the Fourth Proportional to 216,111.78, 297,957 and 177,206.28

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Solution

The fourth proportional to 216,111.78, 297,957 and 177,206.28 is: 244,317.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,111.78 : 297,957 = 177,206.28 : x
  2. Step 2: Convert to fraction form
    216,111.78/297,957 = 177,206.28/x
  3. Step 3: Cross multiply
    216,111.78x = 297,957 × 177,206.28
  4. Step 4: Simplify right side
    216,111.78x = 52,799,851,569.96
  5. Step 5: Solve for x
    x = 52,799,851,569.96/216,111.78
  6. Step 6: Final answer
    x = 244,317.32

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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.