Home / 90,477.11-124,923.12-60,333.50

Finding the Fourth Proportional to 90,477.11, 124,923.12 and 60,333.50

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Solution

The fourth proportional to 90,477.11, 124,923.12 and 60,333.50 is: 83,303.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,477.11 : 124,923.12 = 60,333.50 : x
  2. Step 2: Convert to fraction form
    90,477.11/124,923.12 = 60,333.50/x
  3. Step 3: Cross multiply
    90,477.11x = 124,923.12 × 60,333.50
  4. Step 4: Simplify right side
    90,477.11x = 7,537,049,060.52
  5. Step 5: Solve for x
    x = 7,537,049,060.52/90,477.11
  6. Step 6: Final answer
    x = 83,303.38

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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.