Home / 48,330.76-66,699.50-27,111.40

Finding the Fourth Proportional to 48,330.76, 66,699.50 and 27,111.40

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Solution

The fourth proportional to 48,330.76, 66,699.50 and 27,111.40 is: 37,415.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,330.76 : 66,699.50 = 27,111.40 : x
  2. Step 2: Convert to fraction form
    48,330.76/66,699.50 = 27,111.40/x
  3. Step 3: Cross multiply
    48,330.76x = 66,699.50 × 27,111.40
  4. Step 4: Simplify right side
    48,330.76x = 1,808,316,824.30
  5. Step 5: Solve for x
    x = 1,808,316,824.30/48,330.76
  6. Step 6: Final answer
    x = 37,415.44

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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.