Home / 102,303.73-141,186.23-62,019.19

Finding the Fourth Proportional to 102,303.73, 141,186.23 and 62,019.19

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Solution

The fourth proportional to 102,303.73, 141,186.23 and 62,019.19 is: 85,590.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,303.73 : 141,186.23 = 62,019.19 : x
  2. Step 2: Convert to fraction form
    102,303.73/141,186.23 = 62,019.19/x
  3. Step 3: Cross multiply
    102,303.73x = 141,186.23 × 62,019.19
  4. Step 4: Simplify right side
    102,303.73x = 8,756,255,425.84
  5. Step 5: Solve for x
    x = 8,756,255,425.84/102,303.73
  6. Step 6: Final answer
    x = 85,590.78

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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.