Home / 40,602.37-60,921.75-25,807.45

Finding the Fourth Proportional to 40,602.37, 60,921.75 and 25,807.45

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Solution

The fourth proportional to 40,602.37, 60,921.75 and 25,807.45 is: 38,722.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,602.37 : 60,921.75 = 25,807.45 : x
  2. Step 2: Convert to fraction form
    40,602.37/60,921.75 = 25,807.45/x
  3. Step 3: Cross multiply
    40,602.37x = 60,921.75 × 25,807.45
  4. Step 4: Simplify right side
    40,602.37x = 1,572,235,017.04
  5. Step 5: Solve for x
    x = 1,572,235,017.04/40,602.37
  6. Step 6: Final answer
    x = 38,722.74

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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.