Home / 317,071.60-437,557.08-173,837.68

Finding the Fourth Proportional to 317,071.60, 437,557.08 and 173,837.68

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Solution

The fourth proportional to 317,071.60, 437,557.08 and 173,837.68 is: 239,895.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,071.60 : 437,557.08 = 173,837.68 : x
  2. Step 2: Convert to fraction form
    317,071.60/437,557.08 = 173,837.68/x
  3. Step 3: Cross multiply
    317,071.60x = 437,557.08 × 173,837.68
  4. Step 4: Simplify right side
    317,071.60x = 76,063,907,654.77
  5. Step 5: Solve for x
    x = 76,063,907,654.77/317,071.60
  6. Step 6: Final answer
    x = 239,895.05

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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.