Home / 125,980.02-173,852.67-68,619.17

Finding the Fourth Proportional to 125,980.02, 173,852.67 and 68,619.17

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Solution

The fourth proportional to 125,980.02, 173,852.67 and 68,619.17 is: 94,694.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,980.02 : 173,852.67 = 68,619.17 : x
  2. Step 2: Convert to fraction form
    125,980.02/173,852.67 = 68,619.17/x
  3. Step 3: Cross multiply
    125,980.02x = 173,852.67 × 68,619.17
  4. Step 4: Simplify right side
    125,980.02x = 11,929,625,545.94
  5. Step 5: Solve for x
    x = 11,929,625,545.94/125,980.02
  6. Step 6: Final answer
    x = 94,694.58

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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.