Home / 60,643.60-83,678.40-37,971.52

Finding the Fourth Proportional to 60,643.60, 83,678.40 and 37,971.52

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Solution

The fourth proportional to 60,643.60, 83,678.40 and 37,971.52 is: 52,394.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,643.60 : 83,678.40 = 37,971.52 : x
  2. Step 2: Convert to fraction form
    60,643.60/83,678.40 = 37,971.52/x
  3. Step 3: Cross multiply
    60,643.60x = 83,678.40 × 37,971.52
  4. Step 4: Simplify right side
    60,643.60x = 3,177,396,039.17
  5. Step 5: Solve for x
    x = 3,177,396,039.17/60,643.60
  6. Step 6: Final answer
    x = 52,394.58

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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.