Home / 154,152.41-212,764.64-93,710.25

Finding the Fourth Proportional to 154,152.41, 212,764.64 and 93,710.25

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Solution

The fourth proportional to 154,152.41, 212,764.64 and 93,710.25 is: 129,341.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,152.41 : 212,764.64 = 93,710.25 : x
  2. Step 2: Convert to fraction form
    154,152.41/212,764.64 = 93,710.25/x
  3. Step 3: Cross multiply
    154,152.41x = 212,764.64 × 93,710.25
  4. Step 4: Simplify right side
    154,152.41x = 19,938,227,137.01
  5. Step 5: Solve for x
    x = 19,938,227,137.01/154,152.41
  6. Step 6: Final answer
    x = 129,341.01

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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.