Home / 99,032.66-136,682.54-58,768.63

Finding the Fourth Proportional to 99,032.66, 136,682.54 and 58,768.63

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Solution

The fourth proportional to 99,032.66, 136,682.54 and 58,768.63 is: 81,111.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,032.66 : 136,682.54 = 58,768.63 : x
  2. Step 2: Convert to fraction form
    99,032.66/136,682.54 = 58,768.63/x
  3. Step 3: Cross multiply
    99,032.66x = 136,682.54 × 58,768.63
  4. Step 4: Simplify right side
    99,032.66x = 8,032,645,620.72
  5. Step 5: Solve for x
    x = 8,032,645,620.72/99,032.66
  6. Step 6: Final answer
    x = 81,111.08

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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.