Home / 102,686.08-154,034.58-32,570.86

Finding the Fourth Proportional to 102,686.08, 154,034.58 and 32,570.86

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Solution

The fourth proportional to 102,686.08, 154,034.58 and 32,570.86 is: 48,858.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,686.08 : 154,034.58 = 32,570.86 : x
  2. Step 2: Convert to fraction form
    102,686.08/154,034.58 = 32,570.86/x
  3. Step 3: Cross multiply
    102,686.08x = 154,034.58 × 32,570.86
  4. Step 4: Simplify right side
    102,686.08x = 5,017,038,740.34
  5. Step 5: Solve for x
    x = 5,017,038,740.34/102,686.08
  6. Step 6: Final answer
    x = 48,858.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.