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Finding the Fourth Proportional to 94,625.88, 130,699.98 and 70,858.68

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Solution

The fourth proportional to 94,625.88, 130,699.98 and 70,858.68 is: 97,872.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,625.88 : 130,699.98 = 70,858.68 : x
  2. Step 2: Convert to fraction form
    94,625.88/130,699.98 = 70,858.68/x
  3. Step 3: Cross multiply
    94,625.88x = 130,699.98 × 70,858.68
  4. Step 4: Simplify right side
    94,625.88x = 9,261,228,058.83
  5. Step 5: Solve for x
    x = 9,261,228,058.83/94,625.88
  6. Step 6: Final answer
    x = 97,872.04

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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.