Home / 219,084.32-302,344.08-123,595.04

Finding the Fourth Proportional to 219,084.32, 302,344.08 and 123,595.04

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Solution

The fourth proportional to 219,084.32, 302,344.08 and 123,595.04 is: 170,565.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,084.32 : 302,344.08 = 123,595.04 : x
  2. Step 2: Convert to fraction form
    219,084.32/302,344.08 = 123,595.04/x
  3. Step 3: Cross multiply
    219,084.32x = 302,344.08 × 123,595.04
  4. Step 4: Simplify right side
    219,084.32x = 37,368,228,661.36
  5. Step 5: Solve for x
    x = 37,368,228,661.36/219,084.32
  6. Step 6: Final answer
    x = 170,565.51

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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.