Home / 74,525.59-111,657.16-70,085.98

Finding the Fourth Proportional to 74,525.59, 111,657.16 and 70,085.98

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Solution

The fourth proportional to 74,525.59, 111,657.16 and 70,085.98 is: 105,005.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,525.59 : 111,657.16 = 70,085.98 : x
  2. Step 2: Convert to fraction form
    74,525.59/111,657.16 = 70,085.98/x
  3. Step 3: Cross multiply
    74,525.59x = 111,657.16 × 70,085.98
  4. Step 4: Simplify right side
    74,525.59x = 7,825,601,482.62
  5. Step 5: Solve for x
    x = 7,825,601,482.62/74,525.59
  6. Step 6: Final answer
    x = 105,005.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.