Home / 42,615.95-63,933.14-16,320.69

Finding the Fourth Proportional to 42,615.95, 63,933.14 and 16,320.69

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Solution

The fourth proportional to 42,615.95, 63,933.14 and 16,320.69 is: 24,484.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,615.95 : 63,933.14 = 16,320.69 : x
  2. Step 2: Convert to fraction form
    42,615.95/63,933.14 = 16,320.69/x
  3. Step 3: Cross multiply
    42,615.95x = 63,933.14 × 16,320.69
  4. Step 4: Simplify right side
    42,615.95x = 1,043,432,877.06
  5. Step 5: Solve for x
    x = 1,043,432,877.06/42,615.95
  6. Step 6: Final answer
    x = 24,484.57

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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.