Home / 93,035.56-139,507.28-39,719.20

Finding the Fourth Proportional to 93,035.56, 139,507.28 and 39,719.20

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Solution

The fourth proportional to 93,035.56, 139,507.28 and 39,719.20 is: 59,559.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,035.56 : 139,507.28 = 39,719.20 : x
  2. Step 2: Convert to fraction form
    93,035.56/139,507.28 = 39,719.20/x
  3. Step 3: Cross multiply
    93,035.56x = 139,507.28 × 39,719.20
  4. Step 4: Simplify right side
    93,035.56x = 5,541,117,555.78
  5. Step 5: Solve for x
    x = 5,541,117,555.78/93,035.56
  6. Step 6: Final answer
    x = 59,559.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.