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Finding the Fourth Proportional to 61,869, 92,817.18 and 26,328.45

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Solution

The fourth proportional to 61,869, 92,817.18 and 26,328.45 is: 39,498.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,869 : 92,817.18 = 26,328.45 : x
  2. Step 2: Convert to fraction form
    61,869/92,817.18 = 26,328.45/x
  3. Step 3: Cross multiply
    61,869x = 92,817.18 × 26,328.45
  4. Step 4: Simplify right side
    61,869x = 2,443,732,482.77
  5. Step 5: Solve for x
    x = 2,443,732,482.77/61,869
  6. Step 6: Final answer
    x = 39,498.50

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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.