Home / 97,730.64-146,610.36-35,386.56

Finding the Fourth Proportional to 97,730.64, 146,610.36 and 35,386.56

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Solution

The fourth proportional to 97,730.64, 146,610.36 and 35,386.56 is: 53,085.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,730.64 : 146,610.36 = 35,386.56 : x
  2. Step 2: Convert to fraction form
    97,730.64/146,610.36 = 35,386.56/x
  3. Step 3: Cross multiply
    97,730.64x = 146,610.36 × 35,386.56
  4. Step 4: Simplify right side
    97,730.64x = 5,188,036,300.76
  5. Step 5: Solve for x
    x = 5,188,036,300.76/97,730.64
  6. Step 6: Final answer
    x = 53,085.05

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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.