Home / 53,777.14-74,209.40-29,903.30

Finding the Fourth Proportional to 53,777.14, 74,209.40 and 29,903.30

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Solution

The fourth proportional to 53,777.14, 74,209.40 and 29,903.30 is: 41,264.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,777.14 : 74,209.40 = 29,903.30 : x
  2. Step 2: Convert to fraction form
    53,777.14/74,209.40 = 29,903.30/x
  3. Step 3: Cross multiply
    53,777.14x = 74,209.40 × 29,903.30
  4. Step 4: Simplify right side
    53,777.14x = 2,219,105,690.74
  5. Step 5: Solve for x
    x = 2,219,105,690.74/53,777.14
  6. Step 6: Final answer
    x = 41,264.85

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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.