Home / 212,111.52-292,706.37-116,617.47

Finding the Fourth Proportional to 212,111.52, 292,706.37 and 116,617.47

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Solution

The fourth proportional to 212,111.52, 292,706.37 and 116,617.47 is: 160,927.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,111.52 : 292,706.37 = 116,617.47 : x
  2. Step 2: Convert to fraction form
    212,111.52/292,706.37 = 116,617.47/x
  3. Step 3: Cross multiply
    212,111.52x = 292,706.37 × 116,617.47
  4. Step 4: Simplify right side
    212,111.52x = 34,134,676,322.28
  5. Step 5: Solve for x
    x = 34,134,676,322.28/212,111.52
  6. Step 6: Final answer
    x = 160,927.97

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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.