Home / 212,795.90-293,658.98-117,300.54

Finding the Fourth Proportional to 212,795.90, 293,658.98 and 117,300.54

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Solution

The fourth proportional to 212,795.90, 293,658.98 and 117,300.54 is: 161,875.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,795.90 : 293,658.98 = 117,300.54 : x
  2. Step 2: Convert to fraction form
    212,795.90/293,658.98 = 117,300.54/x
  3. Step 3: Cross multiply
    212,795.90x = 293,658.98 × 117,300.54
  4. Step 4: Simplify right side
    212,795.90x = 34,446,356,929.85
  5. Step 5: Solve for x
    x = 34,446,356,929.85/212,795.90
  6. Step 6: Final answer
    x = 161,875.10

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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.