Home / 119,525.76-179,316.72-66,971.52

Finding the Fourth Proportional to 119,525.76, 179,316.72 and 66,971.52

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Solution

The fourth proportional to 119,525.76, 179,316.72 and 66,971.52 is: 100,473.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,525.76 : 179,316.72 = 66,971.52 : x
  2. Step 2: Convert to fraction form
    119,525.76/179,316.72 = 66,971.52/x
  3. Step 3: Cross multiply
    119,525.76x = 179,316.72 × 66,971.52
  4. Step 4: Simplify right side
    119,525.76x = 12,009,113,299.81
  5. Step 5: Solve for x
    x = 12,009,113,299.81/119,525.76
  6. Step 6: Final answer
    x = 100,473.01

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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.