Home / 73,123.18-100,916.76-44,436.20

Finding the Fourth Proportional to 73,123.18, 100,916.76 and 44,436.20

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Solution

The fourth proportional to 73,123.18, 100,916.76 and 44,436.20 is: 61,326.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,123.18 : 100,916.76 = 44,436.20 : x
  2. Step 2: Convert to fraction form
    73,123.18/100,916.76 = 44,436.20/x
  3. Step 3: Cross multiply
    73,123.18x = 100,916.76 × 44,436.20
  4. Step 4: Simplify right side
    73,123.18x = 4,484,356,867.79
  5. Step 5: Solve for x
    x = 4,484,356,867.79/73,123.18
  6. Step 6: Final answer
    x = 61,326.06

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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.