Home / 154,053.64-212,594.24-93,608.20

Finding the Fourth Proportional to 154,053.64, 212,594.24 and 93,608.20

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Solution

The fourth proportional to 154,053.64, 212,594.24 and 93,608.20 is: 129,179.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,053.64 : 212,594.24 = 93,608.20 : x
  2. Step 2: Convert to fraction form
    154,053.64/212,594.24 = 93,608.20/x
  3. Step 3: Cross multiply
    154,053.64x = 212,594.24 × 93,608.20
  4. Step 4: Simplify right side
    154,053.64x = 19,900,564,136.77
  5. Step 5: Solve for x
    x = 19,900,564,136.77/154,053.64
  6. Step 6: Final answer
    x = 129,179.45

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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.