Home / 76,063.03-104,970.68-42,071.38

Finding the Fourth Proportional to 76,063.03, 104,970.68 and 42,071.38

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Solution

The fourth proportional to 76,063.03, 104,970.68 and 42,071.38 is: 58,060.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,063.03 : 104,970.68 = 42,071.38 : x
  2. Step 2: Convert to fraction form
    76,063.03/104,970.68 = 42,071.38/x
  3. Step 3: Cross multiply
    76,063.03x = 104,970.68 × 42,071.38
  4. Step 4: Simplify right side
    76,063.03x = 4,416,261,367.14
  5. Step 5: Solve for x
    x = 4,416,261,367.14/76,063.03
  6. Step 6: Final answer
    x = 58,060.55

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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.