Home / 102,096.51-140,872.53-59,646.84

Finding the Fourth Proportional to 102,096.51, 140,872.53 and 59,646.84

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Solution

The fourth proportional to 102,096.51, 140,872.53 and 59,646.84 is: 82,300.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,096.51 : 140,872.53 = 59,646.84 : x
  2. Step 2: Convert to fraction form
    102,096.51/140,872.53 = 59,646.84/x
  3. Step 3: Cross multiply
    102,096.51x = 140,872.53 × 59,646.84
  4. Step 4: Simplify right side
    102,096.51x = 8,402,601,257.31
  5. Step 5: Solve for x
    x = 8,402,601,257.31/102,096.51
  6. Step 6: Final answer
    x = 82,300.57

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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.