Home / 53,152.56-73,347.84-29,278.76

Finding the Fourth Proportional to 53,152.56, 73,347.84 and 29,278.76

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Solution

The fourth proportional to 53,152.56, 73,347.84 and 29,278.76 is: 40,403.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,152.56 : 73,347.84 = 29,278.76 : x
  2. Step 2: Convert to fraction form
    53,152.56/73,347.84 = 29,278.76/x
  3. Step 3: Cross multiply
    53,152.56x = 73,347.84 × 29,278.76
  4. Step 4: Simplify right side
    53,152.56x = 2,147,533,437.14
  5. Step 5: Solve for x
    x = 2,147,533,437.14/53,152.56
  6. Step 6: Final answer
    x = 40,403.20

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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.