Home / 105,252.48-145,241.45-59,935.09

Finding the Fourth Proportional to 105,252.48, 145,241.45 and 59,935.09

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Solution

The fourth proportional to 105,252.48, 145,241.45 and 59,935.09 is: 82,706.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,252.48 : 145,241.45 = 59,935.09 : x
  2. Step 2: Convert to fraction form
    105,252.48/145,241.45 = 59,935.09/x
  3. Step 3: Cross multiply
    105,252.48x = 145,241.45 × 59,935.09
  4. Step 4: Simplify right side
    105,252.48x = 8,705,059,077.81
  5. Step 5: Solve for x
    x = 8,705,059,077.81/105,252.48
  6. Step 6: Final answer
    x = 82,706.45

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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.