Home / 42,778.89-59,031.59-23,913.45

Finding the Fourth Proportional to 42,778.89, 59,031.59 and 23,913.45

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Solution

The fourth proportional to 42,778.89, 59,031.59 and 23,913.45 is: 32,998.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,778.89 : 59,031.59 = 23,913.45 : x
  2. Step 2: Convert to fraction form
    42,778.89/59,031.59 = 23,913.45/x
  3. Step 3: Cross multiply
    42,778.89x = 59,031.59 × 23,913.45
  4. Step 4: Simplify right side
    42,778.89x = 1,411,648,856.32
  5. Step 5: Solve for x
    x = 1,411,648,856.32/42,778.89
  6. Step 6: Final answer
    x = 32,998.73

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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.