Home / 177,230.81-265,739.10-70,631.16

Finding the Fourth Proportional to 177,230.81, 265,739.10 and 70,631.16

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Solution

The fourth proportional to 177,230.81, 265,739.10 and 70,631.16 is: 105,904.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,230.81 : 265,739.10 = 70,631.16 : x
  2. Step 2: Convert to fraction form
    177,230.81/265,739.10 = 70,631.16/x
  3. Step 3: Cross multiply
    177,230.81x = 265,739.10 × 70,631.16
  4. Step 4: Simplify right side
    177,230.81x = 18,769,460,890.36
  5. Step 5: Solve for x
    x = 18,769,460,890.36/177,230.81
  6. Step 6: Final answer
    x = 105,904.05

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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.