Home / 126,275.60-189,443.04-37,529.84

Finding the Fourth Proportional to 126,275.60, 189,443.04 and 37,529.84

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Solution

The fourth proportional to 126,275.60, 189,443.04 and 37,529.84 is: 56,303.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,275.60 : 189,443.04 = 37,529.84 : x
  2. Step 2: Convert to fraction form
    126,275.60/189,443.04 = 37,529.84/x
  3. Step 3: Cross multiply
    126,275.60x = 189,443.04 × 37,529.84
  4. Step 4: Simplify right side
    126,275.60x = 7,109,766,980.31
  5. Step 5: Solve for x
    x = 7,109,766,980.31/126,275.60
  6. Step 6: Final answer
    x = 56,303.57

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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.