Home / 99,032.04-136,655.64-58,191.84

Finding the Fourth Proportional to 99,032.04, 136,655.64 and 58,191.84

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Solution

The fourth proportional to 99,032.04, 136,655.64 and 58,191.84 is: 80,299.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,032.04 : 136,655.64 = 58,191.84 : x
  2. Step 2: Convert to fraction form
    99,032.04/136,655.64 = 58,191.84/x
  3. Step 3: Cross multiply
    99,032.04x = 136,655.64 × 58,191.84
  4. Step 4: Simplify right side
    99,032.04x = 7,952,243,137.98
  5. Step 5: Solve for x
    x = 7,952,243,137.98/99,032.04
  6. Step 6: Final answer
    x = 80,299.70

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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.