Home / 172,166.46-237,577.32-107,664.64

Finding the Fourth Proportional to 172,166.46, 237,577.32 and 107,664.64

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Solution

The fourth proportional to 172,166.46, 237,577.32 and 107,664.64 is: 148,569.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,166.46 : 237,577.32 = 107,664.64 : x
  2. Step 2: Convert to fraction form
    172,166.46/237,577.32 = 107,664.64/x
  3. Step 3: Cross multiply
    172,166.46x = 237,577.32 × 107,664.64
  4. Step 4: Simplify right side
    172,166.46x = 25,578,676,036.02
  5. Step 5: Solve for x
    x = 25,578,676,036.02/172,166.46
  6. Step 6: Final answer
    x = 148,569.45

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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.