Home / 104,718.20-157,077.30-93,345.80

Finding the Fourth Proportional to 104,718.20, 157,077.30 and 93,345.80

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Solution

The fourth proportional to 104,718.20, 157,077.30 and 93,345.80 is: 140,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,718.20 : 157,077.30 = 93,345.80 : x
  2. Step 2: Convert to fraction form
    104,718.20/157,077.30 = 93,345.80/x
  3. Step 3: Cross multiply
    104,718.20x = 157,077.30 × 93,345.80
  4. Step 4: Simplify right side
    104,718.20x = 14,662,506,230.34
  5. Step 5: Solve for x
    x = 14,662,506,230.34/104,718.20
  6. Step 6: Final answer
    x = 140,018.70

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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.