Home / 92,834.69-128,108.18-52,556.81

Finding the Fourth Proportional to 92,834.69, 128,108.18 and 52,556.81

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Solution

The fourth proportional to 92,834.69, 128,108.18 and 52,556.81 is: 72,526.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,834.69 : 128,108.18 = 52,556.81 : x
  2. Step 2: Convert to fraction form
    92,834.69/128,108.18 = 52,556.81/x
  3. Step 3: Cross multiply
    92,834.69x = 128,108.18 × 52,556.81
  4. Step 4: Simplify right side
    92,834.69x = 6,732,957,126.86
  5. Step 5: Solve for x
    x = 6,732,957,126.86/92,834.69
  6. Step 6: Final answer
    x = 72,526.31

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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.