Home / 212,063.45-292,647.87-116,570.72

Finding the Fourth Proportional to 212,063.45, 292,647.87 and 116,570.72

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Solution

The fourth proportional to 212,063.45, 292,647.87 and 116,570.72 is: 160,867.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,063.45 : 292,647.87 = 116,570.72 : x
  2. Step 2: Convert to fraction form
    212,063.45/292,647.87 = 116,570.72/x
  3. Step 3: Cross multiply
    212,063.45x = 292,647.87 × 116,570.72
  4. Step 4: Simplify right side
    212,063.45x = 34,114,173,643.99
  5. Step 5: Solve for x
    x = 34,114,173,643.99/212,063.45
  6. Step 6: Final answer
    x = 160,867.77

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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.