Home / 114,368.10-171,746.55-84,819.30

Finding the Fourth Proportional to 114,368.10, 171,746.55 and 84,819.30

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Solution

The fourth proportional to 114,368.10, 171,746.55 and 84,819.30 is: 127,373.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,368.10 : 171,746.55 = 84,819.30 : x
  2. Step 2: Convert to fraction form
    114,368.10/171,746.55 = 84,819.30/x
  3. Step 3: Cross multiply
    114,368.10x = 171,746.55 × 84,819.30
  4. Step 4: Simplify right side
    114,368.10x = 14,567,422,148.42
  5. Step 5: Solve for x
    x = 14,567,422,148.42/114,368.10
  6. Step 6: Final answer
    x = 127,373.12

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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.