Home / 60,885.36-83,953.44-39,346.74

Finding the Fourth Proportional to 60,885.36, 83,953.44 and 39,346.74

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Solution

The fourth proportional to 60,885.36, 83,953.44 and 39,346.74 is: 54,254.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,885.36 : 83,953.44 = 39,346.74 : x
  2. Step 2: Convert to fraction form
    60,885.36/83,953.44 = 39,346.74/x
  3. Step 3: Cross multiply
    60,885.36x = 83,953.44 × 39,346.74
  4. Step 4: Simplify right side
    60,885.36x = 3,303,294,175.79
  5. Step 5: Solve for x
    x = 3,303,294,175.79/60,885.36
  6. Step 6: Final answer
    x = 54,254.33

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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.