Home / 55,962.63-83,947.73-20,901.51

Finding the Fourth Proportional to 55,962.63, 83,947.73 and 20,901.51

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Solution

The fourth proportional to 55,962.63, 83,947.73 and 20,901.51 is: 31,353.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,962.63 : 83,947.73 = 20,901.51 : x
  2. Step 2: Convert to fraction form
    55,962.63/83,947.73 = 20,901.51/x
  3. Step 3: Cross multiply
    55,962.63x = 83,947.73 × 20,901.51
  4. Step 4: Simplify right side
    55,962.63x = 1,754,634,213.56
  5. Step 5: Solve for x
    x = 1,754,634,213.56/55,962.63
  6. Step 6: Final answer
    x = 31,353.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.