Home / 67,356.23-92,957.83-38,679.63

Finding the Fourth Proportional to 67,356.23, 92,957.83 and 38,679.63

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Solution

The fourth proportional to 67,356.23, 92,957.83 and 38,679.63 is: 53,381.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,356.23 : 92,957.83 = 38,679.63 : x
  2. Step 2: Convert to fraction form
    67,356.23/92,957.83 = 38,679.63/x
  3. Step 3: Cross multiply
    67,356.23x = 92,957.83 × 38,679.63
  4. Step 4: Simplify right side
    67,356.23x = 3,595,574,024.71
  5. Step 5: Solve for x
    x = 3,595,574,024.71/67,356.23
  6. Step 6: Final answer
    x = 53,381.47

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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.