Home / 40,184.90-60,280.23-10,602.38

Finding the Fourth Proportional to 40,184.90, 60,280.23 and 10,602.38

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Solution

The fourth proportional to 40,184.90, 60,280.23 and 10,602.38 is: 15,904.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,184.90 : 60,280.23 = 10,602.38 : x
  2. Step 2: Convert to fraction form
    40,184.90/60,280.23 = 10,602.38/x
  3. Step 3: Cross multiply
    40,184.90x = 60,280.23 × 10,602.38
  4. Step 4: Simplify right side
    40,184.90x = 639,113,603.55
  5. Step 5: Solve for x
    x = 639,113,603.55/40,184.90
  6. Step 6: Final answer
    x = 15,904.32

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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.