Home / 68,527.06-94,555.13-38,312.63

Finding the Fourth Proportional to 68,527.06, 94,555.13 and 38,312.63

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Solution

The fourth proportional to 68,527.06, 94,555.13 and 38,312.63 is: 52,864.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,527.06 : 94,555.13 = 38,312.63 : x
  2. Step 2: Convert to fraction form
    68,527.06/94,555.13 = 38,312.63/x
  3. Step 3: Cross multiply
    68,527.06x = 94,555.13 × 38,312.63
  4. Step 4: Simplify right side
    68,527.06x = 3,622,655,710.29
  5. Step 5: Solve for x
    x = 3,622,655,710.29/68,527.06
  6. Step 6: Final answer
    x = 52,864.60

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Double scale
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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.