Home / 60,519.36-83,458.08-40,377.06

Finding the Fourth Proportional to 60,519.36, 83,458.08 and 40,377.06

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Solution

The fourth proportional to 60,519.36, 83,458.08 and 40,377.06 is: 55,681.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,519.36 : 83,458.08 = 40,377.06 : x
  2. Step 2: Convert to fraction form
    60,519.36/83,458.08 = 40,377.06/x
  3. Step 3: Cross multiply
    60,519.36x = 83,458.08 × 40,377.06
  4. Step 4: Simplify right side
    60,519.36x = 3,369,791,903.64
  5. Step 5: Solve for x
    x = 3,369,791,903.64/60,519.36
  6. Step 6: Final answer
    x = 55,681.22

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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.