Home / 60,703.08-83,740.47-40,564.92

Finding the Fourth Proportional to 60,703.08, 83,740.47 and 40,564.92

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Solution

The fourth proportional to 60,703.08, 83,740.47 and 40,564.92 is: 55,959.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,703.08 : 83,740.47 = 40,564.92 : x
  2. Step 2: Convert to fraction form
    60,703.08/83,740.47 = 40,564.92/x
  3. Step 3: Cross multiply
    60,703.08x = 83,740.47 × 40,564.92
  4. Step 4: Simplify right side
    60,703.08x = 3,396,925,466.31
  5. Step 5: Solve for x
    x = 3,396,925,466.31/60,703.08
  6. Step 6: Final answer
    x = 55,959.69

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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.