Home / 145,357.10-218,035.65-95,590.70

Finding the Fourth Proportional to 145,357.10, 218,035.65 and 95,590.70

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Solution

The fourth proportional to 145,357.10, 218,035.65 and 95,590.70 is: 143,386.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,357.10 : 218,035.65 = 95,590.70 : x
  2. Step 2: Convert to fraction form
    145,357.10/218,035.65 = 95,590.70/x
  3. Step 3: Cross multiply
    145,357.10x = 218,035.65 × 95,590.70
  4. Step 4: Simplify right side
    145,357.10x = 20,842,180,408.46
  5. Step 5: Solve for x
    x = 20,842,180,408.46/145,357.10
  6. Step 6: Final answer
    x = 143,386.05

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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.