Home / 48,316.08-66,692.58-30,441

Finding the Fourth Proportional to 48,316.08, 66,692.58 and 30,441

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Solution

The fourth proportional to 48,316.08, 66,692.58 and 30,441 is: 42,018.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,316.08 : 66,692.58 = 30,441 : x
  2. Step 2: Convert to fraction form
    48,316.08/66,692.58 = 30,441/x
  3. Step 3: Cross multiply
    48,316.08x = 66,692.58 × 30,441
  4. Step 4: Simplify right side
    48,316.08x = 2,030,188,827.78
  5. Step 5: Solve for x
    x = 2,030,188,827.78/48,316.08
  6. Step 6: Final answer
    x = 42,018.91

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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.