Home / 40,938.56-56,526.96-31,970.48

Finding the Fourth Proportional to 40,938.56, 56,526.96 and 31,970.48

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Solution

The fourth proportional to 40,938.56, 56,526.96 and 31,970.48 is: 44,144.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,938.56 : 56,526.96 = 31,970.48 : x
  2. Step 2: Convert to fraction form
    40,938.56/56,526.96 = 31,970.48/x
  3. Step 3: Cross multiply
    40,938.56x = 56,526.96 × 31,970.48
  4. Step 4: Simplify right side
    40,938.56x = 1,807,194,044.14
  5. Step 5: Solve for x
    x = 1,807,194,044.14/40,938.56
  6. Step 6: Final answer
    x = 44,144.05

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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.