Home / 70,637.44-97,485.13-40,432.23

Finding the Fourth Proportional to 70,637.44, 97,485.13 and 40,432.23

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Solution

The fourth proportional to 70,637.44, 97,485.13 and 40,432.23 is: 55,799.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,637.44 : 97,485.13 = 40,432.23 : x
  2. Step 2: Convert to fraction form
    70,637.44/97,485.13 = 40,432.23/x
  3. Step 3: Cross multiply
    70,637.44x = 97,485.13 × 40,432.23
  4. Step 4: Simplify right side
    70,637.44x = 3,941,541,197.74
  5. Step 5: Solve for x
    x = 3,941,541,197.74/70,637.44
  6. Step 6: Final answer
    x = 55,799.60

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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.