Home / 90,462.87-124,881.62-60,298.47

Finding the Fourth Proportional to 90,462.87, 124,881.62 and 60,298.47

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Solution

The fourth proportional to 90,462.87, 124,881.62 and 60,298.47 is: 83,240.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,462.87 : 124,881.62 = 60,298.47 : x
  2. Step 2: Convert to fraction form
    90,462.87/124,881.62 = 60,298.47/x
  3. Step 3: Cross multiply
    90,462.87x = 124,881.62 × 60,298.47
  4. Step 4: Simplify right side
    90,462.87x = 7,530,170,315.63
  5. Step 5: Solve for x
    x = 7,530,170,315.63/90,462.87
  6. Step 6: Final answer
    x = 83,240.45

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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.