Home / 178,911.45-246,904.29-98,345.10

Finding the Fourth Proportional to 178,911.45, 246,904.29 and 98,345.10

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Solution

The fourth proportional to 178,911.45, 246,904.29 and 98,345.10 is: 135,719.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,911.45 : 246,904.29 = 98,345.10 : x
  2. Step 2: Convert to fraction form
    178,911.45/246,904.29 = 98,345.10/x
  3. Step 3: Cross multiply
    178,911.45x = 246,904.29 × 98,345.10
  4. Step 4: Simplify right side
    178,911.45x = 24,281,827,090.48
  5. Step 5: Solve for x
    x = 24,281,827,090.48/178,911.45
  6. Step 6: Final answer
    x = 135,719.80

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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.