Home / 74,852.30-103,298.68-40,862.83

Finding the Fourth Proportional to 74,852.30, 103,298.68 and 40,862.83

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Solution

The fourth proportional to 74,852.30, 103,298.68 and 40,862.83 is: 56,392.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,852.30 : 103,298.68 = 40,862.83 : x
  2. Step 2: Convert to fraction form
    74,852.30/103,298.68 = 40,862.83/x
  3. Step 3: Cross multiply
    74,852.30x = 103,298.68 × 40,862.83
  4. Step 4: Simplify right side
    74,852.30x = 4,221,076,156.73
  5. Step 5: Solve for x
    x = 4,221,076,156.73/74,852.30
  6. Step 6: Final answer
    x = 56,392.07

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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.