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Finding the Fourth Proportional to 60,389.88, 83,416.47 and 45,962.07

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Solution

The fourth proportional to 60,389.88, 83,416.47 and 45,962.07 is: 63,487.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,389.88 : 83,416.47 = 45,962.07 : x
  2. Step 2: Convert to fraction form
    60,389.88/83,416.47 = 45,962.07/x
  3. Step 3: Cross multiply
    60,389.88x = 83,416.47 × 45,962.07
  4. Step 4: Simplify right side
    60,389.88x = 3,833,993,633.29
  5. Step 5: Solve for x
    x = 3,833,993,633.29/60,389.88
  6. Step 6: Final answer
    x = 63,487.35

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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.