Home / 128,860.83-193,244.92-44,598.13

Finding the Fourth Proportional to 128,860.83, 193,244.92 and 44,598.13

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Solution

The fourth proportional to 128,860.83, 193,244.92 and 44,598.13 is: 66,881.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,860.83 : 193,244.92 = 44,598.13 : x
  2. Step 2: Convert to fraction form
    128,860.83/193,244.92 = 44,598.13/x
  3. Step 3: Cross multiply
    128,860.83x = 193,244.92 × 44,598.13
  4. Step 4: Simplify right side
    128,860.83x = 8,618,362,064.00
  5. Step 5: Solve for x
    x = 8,618,362,064.00/128,860.83
  6. Step 6: Final answer
    x = 66,881.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.