Home / 176,374.76-243,303.86-111,729.94

Finding the Fourth Proportional to 176,374.76, 243,303.86 and 111,729.94

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Solution

The fourth proportional to 176,374.76, 243,303.86 and 111,729.94 is: 154,128.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,374.76 : 243,303.86 = 111,729.94 : x
  2. Step 2: Convert to fraction form
    176,374.76/243,303.86 = 111,729.94/x
  3. Step 3: Cross multiply
    176,374.76x = 243,303.86 × 111,729.94
  4. Step 4: Simplify right side
    176,374.76x = 27,184,325,679.57
  5. Step 5: Solve for x
    x = 27,184,325,679.57/176,374.76
  6. Step 6: Final answer
    x = 154,128.21

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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.