Home / 53,693.72-74,093.01-31,034.18

Finding the Fourth Proportional to 53,693.72, 74,093.01 and 31,034.18

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Solution

The fourth proportional to 53,693.72, 74,093.01 and 31,034.18 is: 42,824.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,693.72 : 74,093.01 = 31,034.18 : x
  2. Step 2: Convert to fraction form
    53,693.72/74,093.01 = 31,034.18/x
  3. Step 3: Cross multiply
    53,693.72x = 74,093.01 × 31,034.18
  4. Step 4: Simplify right side
    53,693.72x = 2,299,415,809.08
  5. Step 5: Solve for x
    x = 2,299,415,809.08/53,693.72
  6. Step 6: Final answer
    x = 42,824.67

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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.