Home / 210,074.40-314,848.80-104,922.72

Finding the Fourth Proportional to 210,074.40, 314,848.80 and 104,922.72

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Solution

The fourth proportional to 210,074.40, 314,848.80 and 104,922.72 is: 157,252.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,074.40 : 314,848.80 = 104,922.72 : x
  2. Step 2: Convert to fraction form
    210,074.40/314,848.80 = 104,922.72/x
  3. Step 3: Cross multiply
    210,074.40x = 314,848.80 × 104,922.72
  4. Step 4: Simplify right side
    210,074.40x = 33,034,792,484.74
  5. Step 5: Solve for x
    x = 33,034,792,484.74/210,074.40
  6. Step 6: Final answer
    x = 157,252.82

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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.