Home / 176,790.48-243,354.67-154,090.02

Finding the Fourth Proportional to 176,790.48, 243,354.67 and 154,090.02

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Solution

The fourth proportional to 176,790.48, 243,354.67 and 154,090.02 is: 212,107.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,790.48 : 243,354.67 = 154,090.02 : x
  2. Step 2: Convert to fraction form
    176,790.48/243,354.67 = 154,090.02/x
  3. Step 3: Cross multiply
    176,790.48x = 243,354.67 × 154,090.02
  4. Step 4: Simplify right side
    176,790.48x = 37,498,525,967.39
  5. Step 5: Solve for x
    x = 37,498,525,967.39/176,790.48
  6. Step 6: Final answer
    x = 212,107.16

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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.