Home / 74,660.34-102,678.18-59,373.18

Finding the Fourth Proportional to 74,660.34, 102,678.18 and 59,373.18

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Solution

The fourth proportional to 74,660.34, 102,678.18 and 59,373.18 is: 81,654.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,660.34 : 102,678.18 = 59,373.18 : x
  2. Step 2: Convert to fraction form
    74,660.34/102,678.18 = 59,373.18/x
  3. Step 3: Cross multiply
    74,660.34x = 102,678.18 × 59,373.18
  4. Step 4: Simplify right side
    74,660.34x = 6,096,330,063.21
  5. Step 5: Solve for x
    x = 6,096,330,063.21/74,660.34
  6. Step 6: Final answer
    x = 81,654.20

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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.