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Finding the Fourth Proportional to 61,623.19, 92,461.17 and 19,506.70

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Solution

The fourth proportional to 61,623.19, 92,461.17 and 19,506.70 is: 29,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,623.19 : 92,461.17 = 19,506.70 : x
  2. Step 2: Convert to fraction form
    61,623.19/92,461.17 = 19,506.70/x
  3. Step 3: Cross multiply
    61,623.19x = 92,461.17 × 19,506.70
  4. Step 4: Simplify right side
    61,623.19x = 1,803,612,178.66
  5. Step 5: Solve for x
    x = 1,803,612,178.66/61,623.19
  6. Step 6: Final answer
    x = 29,268.40

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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.