Home / 63,777.21-88,024.73-42,228.95

Finding the Fourth Proportional to 63,777.21, 88,024.73 and 42,228.95

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Solution

The fourth proportional to 63,777.21, 88,024.73 and 42,228.95 is: 58,284.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,777.21 : 88,024.73 = 42,228.95 : x
  2. Step 2: Convert to fraction form
    63,777.21/88,024.73 = 42,228.95/x
  3. Step 3: Cross multiply
    63,777.21x = 88,024.73 × 42,228.95
  4. Step 4: Simplify right side
    63,777.21x = 3,717,191,270.67
  5. Step 5: Solve for x
    x = 3,717,191,270.67/63,777.21
  6. Step 6: Final answer
    x = 58,284.01

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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.