Home / 153,590.10-211,964.04-93,166.44

Finding the Fourth Proportional to 153,590.10, 211,964.04 and 93,166.44

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Solution

The fourth proportional to 153,590.10, 211,964.04 and 93,166.44 is: 128,575.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,590.10 : 211,964.04 = 93,166.44 : x
  2. Step 2: Convert to fraction form
    153,590.10/211,964.04 = 93,166.44/x
  3. Step 3: Cross multiply
    153,590.10x = 211,964.04 × 93,166.44
  4. Step 4: Simplify right side
    153,590.10x = 19,747,935,014.82
  5. Step 5: Solve for x
    x = 19,747,935,014.82/153,590.10
  6. Step 6: Final answer
    x = 128,575.57

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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.