Home / 60,916.14-83,908.08-42,979.68

Finding the Fourth Proportional to 60,916.14, 83,908.08 and 42,979.68

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Solution

The fourth proportional to 60,916.14, 83,908.08 and 42,979.68 is: 59,201.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,916.14 : 83,908.08 = 42,979.68 : x
  2. Step 2: Convert to fraction form
    60,916.14/83,908.08 = 42,979.68/x
  3. Step 3: Cross multiply
    60,916.14x = 83,908.08 × 42,979.68
  4. Step 4: Simplify right side
    60,916.14x = 3,606,342,427.81
  5. Step 5: Solve for x
    x = 3,606,342,427.81/60,916.14
  6. Step 6: Final answer
    x = 59,201.76

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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.