Home / 123,670.65-185,485.02-34,903.36

Finding the Fourth Proportional to 123,670.65, 185,485.02 and 34,903.36

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Solution

The fourth proportional to 123,670.65, 185,485.02 and 34,903.36 is: 52,349.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,670.65 : 185,485.02 = 34,903.36 : x
  2. Step 2: Convert to fraction form
    123,670.65/185,485.02 = 34,903.36/x
  3. Step 3: Cross multiply
    123,670.65x = 185,485.02 × 34,903.36
  4. Step 4: Simplify right side
    123,670.65x = 6,474,050,427.67
  5. Step 5: Solve for x
    x = 6,474,050,427.67/123,670.65
  6. Step 6: Final answer
    x = 52,349.13

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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.