Home / 113,035.23-156,010.14-74,795.54

Finding the Fourth Proportional to 113,035.23, 156,010.14 and 74,795.54

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Solution

The fourth proportional to 113,035.23, 156,010.14 and 74,795.54 is: 103,232.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,035.23 : 156,010.14 = 74,795.54 : x
  2. Step 2: Convert to fraction form
    113,035.23/156,010.14 = 74,795.54/x
  3. Step 3: Cross multiply
    113,035.23x = 156,010.14 × 74,795.54
  4. Step 4: Simplify right side
    113,035.23x = 11,668,861,886.72
  5. Step 5: Solve for x
    x = 11,668,861,886.72/113,035.23
  6. Step 6: Final answer
    x = 103,232.08

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1.5x scale

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.