Home / 45,641.52-62,985.78-26,778.96

Finding the Fourth Proportional to 45,641.52, 62,985.78 and 26,778.96

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Solution

The fourth proportional to 45,641.52, 62,985.78 and 26,778.96 is: 36,955.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,641.52 : 62,985.78 = 26,778.96 : x
  2. Step 2: Convert to fraction form
    45,641.52/62,985.78 = 26,778.96/x
  3. Step 3: Cross multiply
    45,641.52x = 62,985.78 × 26,778.96
  4. Step 4: Simplify right side
    45,641.52x = 1,686,693,683.19
  5. Step 5: Solve for x
    x = 1,686,693,683.19/45,641.52
  6. Step 6: Final answer
    x = 36,955.25

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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.