Home / 53,856.03-74,310.06-31,193.67

Finding the Fourth Proportional to 53,856.03, 74,310.06 and 31,193.67

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Solution

The fourth proportional to 53,856.03, 74,310.06 and 31,193.67 is: 43,040.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,856.03 : 74,310.06 = 31,193.67 : x
  2. Step 2: Convert to fraction form
    53,856.03/74,310.06 = 31,193.67/x
  3. Step 3: Cross multiply
    53,856.03x = 74,310.06 × 31,193.67
  4. Step 4: Simplify right side
    53,856.03x = 2,318,003,489.32
  5. Step 5: Solve for x
    x = 2,318,003,489.32/53,856.03
  6. Step 6: Final answer
    x = 43,040.74

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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.