Home / 99,543.08-149,312.80-24,663.39

Finding the Fourth Proportional to 99,543.08, 149,312.80 and 24,663.39

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Solution

The fourth proportional to 99,543.08, 149,312.80 and 24,663.39 is: 36,994.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,543.08 : 149,312.80 = 24,663.39 : x
  2. Step 2: Convert to fraction form
    99,543.08/149,312.80 = 24,663.39/x
  3. Step 3: Cross multiply
    99,543.08x = 149,312.80 × 24,663.39
  4. Step 4: Simplify right side
    99,543.08x = 3,682,559,818.39
  5. Step 5: Solve for x
    x = 3,682,559,818.39/99,543.08
  6. Step 6: Final answer
    x = 36,994.63

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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.