Home / 125,925.03-173,775.78-69,336

Finding the Fourth Proportional to 125,925.03, 173,775.78 and 69,336

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Solution

The fourth proportional to 125,925.03, 173,775.78 and 69,336 is: 95,683.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,925.03 : 173,775.78 = 69,336 : x
  2. Step 2: Convert to fraction form
    125,925.03/173,775.78 = 69,336/x
  3. Step 3: Cross multiply
    125,925.03x = 173,775.78 × 69,336
  4. Step 4: Simplify right side
    125,925.03x = 12,048,917,482.08
  5. Step 5: Solve for x
    x = 12,048,917,482.08/125,925.03
  6. Step 6: Final answer
    x = 95,683.26

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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.