Home / 99,602.37-149,447.66-52,206.17

Finding the Fourth Proportional to 99,602.37, 149,447.66 and 52,206.17

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Solution

The fourth proportional to 99,602.37, 149,447.66 and 52,206.17 is: 78,332.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,602.37 : 149,447.66 = 52,206.17 : x
  2. Step 2: Convert to fraction form
    99,602.37/149,447.66 = 52,206.17/x
  3. Step 3: Cross multiply
    99,602.37x = 149,447.66 × 52,206.17
  4. Step 4: Simplify right side
    99,602.37x = 7,802,088,935.79
  5. Step 5: Solve for x
    x = 7,802,088,935.79/99,602.37
  6. Step 6: Final answer
    x = 78,332.36

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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.