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Finding the Fourth Proportional to 60,496.48, 83,479.44 and 56,038.24

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Solution

The fourth proportional to 60,496.48, 83,479.44 and 56,038.24 is: 77,327.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,496.48 : 83,479.44 = 56,038.24 : x
  2. Step 2: Convert to fraction form
    60,496.48/83,479.44 = 56,038.24/x
  3. Step 3: Cross multiply
    60,496.48x = 83,479.44 × 56,038.24
  4. Step 4: Simplify right side
    60,496.48x = 4,678,040,893.79
  5. Step 5: Solve for x
    x = 4,678,040,893.79/60,496.48
  6. Step 6: Final answer
    x = 77,327.49

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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.