Home / 154,815.12-232,326.24-56,319.12

Finding the Fourth Proportional to 154,815.12, 232,326.24 and 56,319.12

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Solution

The fourth proportional to 154,815.12, 232,326.24 and 56,319.12 is: 84,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,815.12 : 232,326.24 = 56,319.12 : x
  2. Step 2: Convert to fraction form
    154,815.12/232,326.24 = 56,319.12/x
  3. Step 3: Cross multiply
    154,815.12x = 232,326.24 × 56,319.12
  4. Step 4: Simplify right side
    154,815.12x = 13,084,409,389.71
  5. Step 5: Solve for x
    x = 13,084,409,389.71/154,815.12
  6. Step 6: Final answer
    x = 84,516.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.