Home / 230,072.46-317,496.98-133,289.51

Finding the Fourth Proportional to 230,072.46, 317,496.98 and 133,289.51

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Solution

The fourth proportional to 230,072.46, 317,496.98 and 133,289.51 is: 183,937.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,072.46 : 317,496.98 = 133,289.51 : x
  2. Step 2: Convert to fraction form
    230,072.46/317,496.98 = 133,289.51/x
  3. Step 3: Cross multiply
    230,072.46x = 317,496.98 × 133,289.51
  4. Step 4: Simplify right side
    230,072.46x = 42,319,014,636.75
  5. Step 5: Solve for x
    x = 42,319,014,636.75/230,072.46
  6. Step 6: Final answer
    x = 183,937.77

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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.