Home / 205,038.76-283,069.74-133,382.92

Finding the Fourth Proportional to 205,038.76, 283,069.74 and 133,382.92

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Solution

The fourth proportional to 205,038.76, 283,069.74 and 133,382.92 is: 184,144.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,038.76 : 283,069.74 = 133,382.92 : x
  2. Step 2: Convert to fraction form
    205,038.76/283,069.74 = 133,382.92/x
  3. Step 3: Cross multiply
    205,038.76x = 283,069.74 × 133,382.92
  4. Step 4: Simplify right side
    205,038.76x = 37,756,668,484.84
  5. Step 5: Solve for x
    x = 37,756,668,484.84/205,038.76
  6. Step 6: Final answer
    x = 184,144.05

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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.