Home / 40,455.47-60,242.43-40,013.21

Finding the Fourth Proportional to 40,455.47, 60,242.43 and 40,013.21

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Solution

The fourth proportional to 40,455.47, 60,242.43 and 40,013.21 is: 59,583.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,455.47 : 60,242.43 = 40,013.21 : x
  2. Step 2: Convert to fraction form
    40,455.47/60,242.43 = 40,013.21/x
  3. Step 3: Cross multiply
    40,455.47x = 60,242.43 × 40,013.21
  4. Step 4: Simplify right side
    40,455.47x = 2,410,492,701.29
  5. Step 5: Solve for x
    x = 2,410,492,701.29/40,455.47
  6. Step 6: Final answer
    x = 59,583.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.