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Finding the Fourth Proportional to 92,295.95, 127,368.45 and 49,854.47

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Solution

The fourth proportional to 92,295.95, 127,368.45 and 49,854.47 is: 68,799.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,295.95 : 127,368.45 = 49,854.47 : x
  2. Step 2: Convert to fraction form
    92,295.95/127,368.45 = 49,854.47/x
  3. Step 3: Cross multiply
    92,295.95x = 127,368.45 × 49,854.47
  4. Step 4: Simplify right side
    92,295.95x = 6,349,885,932.63
  5. Step 5: Solve for x
    x = 6,349,885,932.63/92,295.95
  6. Step 6: Final answer
    x = 68,799.19

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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.