Home / 125,443.94-173,111.16-68,083.36

Finding the Fourth Proportional to 125,443.94, 173,111.16 and 68,083.36

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Solution

The fourth proportional to 125,443.94, 173,111.16 and 68,083.36 is: 93,954.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,443.94 : 173,111.16 = 68,083.36 : x
  2. Step 2: Convert to fraction form
    125,443.94/173,111.16 = 68,083.36/x
  3. Step 3: Cross multiply
    125,443.94x = 173,111.16 × 68,083.36
  4. Step 4: Simplify right side
    125,443.94x = 11,785,989,248.83
  5. Step 5: Solve for x
    x = 11,785,989,248.83/125,443.94
  6. Step 6: Final answer
    x = 93,954.24

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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.