Home / 99,024.21-136,653.48-53,702.19

Finding the Fourth Proportional to 99,024.21, 136,653.48 and 53,702.19

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Solution

The fourth proportional to 99,024.21, 136,653.48 and 53,702.19 is: 74,109.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,024.21 : 136,653.48 = 53,702.19 : x
  2. Step 2: Convert to fraction form
    99,024.21/136,653.48 = 53,702.19/x
  3. Step 3: Cross multiply
    99,024.21x = 136,653.48 × 53,702.19
  4. Step 4: Simplify right side
    99,024.21x = 7,338,591,147.12
  5. Step 5: Solve for x
    x = 7,338,591,147.12/99,024.21
  6. Step 6: Final answer
    x = 74,109.06

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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.