Home / 53,931.45-80,869.15-16,483.93

Finding the Fourth Proportional to 53,931.45, 80,869.15 and 16,483.93

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Solution

The fourth proportional to 53,931.45, 80,869.15 and 16,483.93 is: 24,717.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,931.45 : 80,869.15 = 16,483.93 : x
  2. Step 2: Convert to fraction form
    53,931.45/80,869.15 = 16,483.93/x
  3. Step 3: Cross multiply
    53,931.45x = 80,869.15 × 16,483.93
  4. Step 4: Simplify right side
    53,931.45x = 1,333,041,407.76
  5. Step 5: Solve for x
    x = 1,333,041,407.76/53,931.45
  6. Step 6: Final answer
    x = 24,717.33

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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.