Home / 60,678.54-83,697.30-40,260.16

Finding the Fourth Proportional to 60,678.54, 83,697.30 and 40,260.16

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Solution

The fourth proportional to 60,678.54, 83,697.30 and 40,260.16 is: 55,533.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,678.54 : 83,697.30 = 40,260.16 : x
  2. Step 2: Convert to fraction form
    60,678.54/83,697.30 = 40,260.16/x
  3. Step 3: Cross multiply
    60,678.54x = 83,697.30 × 40,260.16
  4. Step 4: Simplify right side
    60,678.54x = 3,369,666,689.57
  5. Step 5: Solve for x
    x = 3,369,666,689.57/60,678.54
  6. Step 6: Final answer
    x = 55,533.09

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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.