Home / 35,777.95-53,666.93-20,195.58

Finding the Fourth Proportional to 35,777.95, 53,666.93 and 20,195.58

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Solution

The fourth proportional to 35,777.95, 53,666.93 and 20,195.58 is: 30,293.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,777.95 : 53,666.93 = 20,195.58 : x
  2. Step 2: Convert to fraction form
    35,777.95/53,666.93 = 20,195.58/x
  3. Step 3: Cross multiply
    35,777.95x = 53,666.93 × 20,195.58
  4. Step 4: Simplify right side
    35,777.95x = 1,083,834,671.23
  5. Step 5: Solve for x
    x = 1,083,834,671.23/35,777.95
  6. Step 6: Final answer
    x = 30,293.37

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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.