Home / 99,684.45-149,501.16-29,547.36

Finding the Fourth Proportional to 99,684.45, 149,501.16 and 29,547.36

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Solution

The fourth proportional to 99,684.45, 149,501.16 and 29,547.36 is: 44,313.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,684.45 : 149,501.16 = 29,547.36 : x
  2. Step 2: Convert to fraction form
    99,684.45/149,501.16 = 29,547.36/x
  3. Step 3: Cross multiply
    99,684.45x = 149,501.16 × 29,547.36
  4. Step 4: Simplify right side
    99,684.45x = 4,417,364,594.94
  5. Step 5: Solve for x
    x = 4,417,364,594.94/99,684.45
  6. Step 6: Final answer
    x = 44,313.48

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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.