Home / 346,961.04-520,443.18-107,071.98

Finding the Fourth Proportional to 346,961.04, 520,443.18 and 107,071.98

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Solution

The fourth proportional to 346,961.04, 520,443.18 and 107,071.98 is: 160,608.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,961.04 : 520,443.18 = 107,071.98 : x
  2. Step 2: Convert to fraction form
    346,961.04/520,443.18 = 107,071.98/x
  3. Step 3: Cross multiply
    346,961.04x = 520,443.18 × 107,071.98
  4. Step 4: Simplify right side
    346,961.04x = 55,724,881,760.10
  5. Step 5: Solve for x
    x = 55,724,881,760.10/346,961.04
  6. Step 6: Final answer
    x = 160,608.47

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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.