Home / 229,268.51-315,870.09-177,407.30

Finding the Fourth Proportional to 229,268.51, 315,870.09 and 177,407.30

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Solution

The fourth proportional to 229,268.51, 315,870.09 and 177,407.30 is: 244,419.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,268.51 : 315,870.09 = 177,407.30 : x
  2. Step 2: Convert to fraction form
    229,268.51/315,870.09 = 177,407.30/x
  3. Step 3: Cross multiply
    229,268.51x = 315,870.09 × 177,407.30
  4. Step 4: Simplify right side
    229,268.51x = 56,037,658,681.82
  5. Step 5: Solve for x
    x = 56,037,658,681.82/229,268.51
  6. Step 6: Final answer
    x = 244,419.35

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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.