Home / 154,547.52-231,854.57-47,929.32

Finding the Fourth Proportional to 154,547.52, 231,854.57 and 47,929.32

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Solution

The fourth proportional to 154,547.52, 231,854.57 and 47,929.32 is: 71,904.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,547.52 : 231,854.57 = 47,929.32 : x
  2. Step 2: Convert to fraction form
    154,547.52/231,854.57 = 47,929.32/x
  3. Step 3: Cross multiply
    154,547.52x = 231,854.57 × 47,929.32
  4. Step 4: Simplify right side
    154,547.52x = 11,112,632,688.54
  5. Step 5: Solve for x
    x = 11,112,632,688.54/154,547.52
  6. Step 6: Final answer
    x = 71,904.31

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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.