Home / 61,444.50-92,166.66-19,328.28

Finding the Fourth Proportional to 61,444.50, 92,166.66 and 19,328.28

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Solution

The fourth proportional to 61,444.50, 92,166.66 and 19,328.28 is: 28,992.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,444.50 : 92,166.66 = 19,328.28 : x
  2. Step 2: Convert to fraction form
    61,444.50/92,166.66 = 19,328.28/x
  3. Step 3: Cross multiply
    61,444.50x = 92,166.66 × 19,328.28
  4. Step 4: Simplify right side
    61,444.50x = 1,781,423,011.14
  5. Step 5: Solve for x
    x = 1,781,423,011.14/61,444.50
  6. Step 6: Final answer
    x = 28,992.39

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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.