Home / 125,513.64-173,211.93-68,925.06

Finding the Fourth Proportional to 125,513.64, 173,211.93 and 68,925.06

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Solution

The fourth proportional to 125,513.64, 173,211.93 and 68,925.06 is: 95,118.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,513.64 : 173,211.93 = 68,925.06 : x
  2. Step 2: Convert to fraction form
    125,513.64/173,211.93 = 68,925.06/x
  3. Step 3: Cross multiply
    125,513.64x = 173,211.93 × 68,925.06
  4. Step 4: Simplify right side
    125,513.64x = 11,938,642,667.97
  5. Step 5: Solve for x
    x = 11,938,642,667.97/125,513.64
  6. Step 6: Final answer
    x = 95,118.29

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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.