Home / 94,730.74-130,725.15-56,470.54

Finding the Fourth Proportional to 94,730.74, 130,725.15 and 56,470.54

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Solution

The fourth proportional to 94,730.74, 130,725.15 and 56,470.54 is: 77,927.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,730.74 : 130,725.15 = 56,470.54 : x
  2. Step 2: Convert to fraction form
    94,730.74/130,725.15 = 56,470.54/x
  3. Step 3: Cross multiply
    94,730.74x = 130,725.15 × 56,470.54
  4. Step 4: Simplify right side
    94,730.74x = 7,382,118,876.10
  5. Step 5: Solve for x
    x = 7,382,118,876.10/94,730.74
  6. Step 6: Final answer
    x = 77,927.39

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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.