Home / 53,253.40-73,489.95-29,380.07

Finding the Fourth Proportional to 53,253.40, 73,489.95 and 29,380.07

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Solution

The fourth proportional to 53,253.40, 73,489.95 and 29,380.07 is: 40,544.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,253.40 : 73,489.95 = 29,380.07 : x
  2. Step 2: Convert to fraction form
    53,253.40/73,489.95 = 29,380.07/x
  3. Step 3: Cross multiply
    53,253.40x = 73,489.95 × 29,380.07
  4. Step 4: Simplify right side
    53,253.40x = 2,159,139,875.30
  5. Step 5: Solve for x
    x = 2,159,139,875.30/53,253.40
  6. Step 6: Final answer
    x = 40,544.64

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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.