Home / 194,636.74-291,929.94-61,530.40

Finding the Fourth Proportional to 194,636.74, 291,929.94 and 61,530.40

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Solution

The fourth proportional to 194,636.74, 291,929.94 and 61,530.40 is: 92,287.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,636.74 : 291,929.94 = 61,530.40 : x
  2. Step 2: Convert to fraction form
    194,636.74/291,929.94 = 61,530.40/x
  3. Step 3: Cross multiply
    194,636.74x = 291,929.94 × 61,530.40
  4. Step 4: Simplify right side
    194,636.74x = 17,962,565,980.18
  5. Step 5: Solve for x
    x = 17,962,565,980.18/194,636.74
  6. Step 6: Final answer
    x = 92,287.64

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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.