Home / 114,427.65-157,919.51-63,456.36

Finding the Fourth Proportional to 114,427.65, 157,919.51 and 63,456.36

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Solution

The fourth proportional to 114,427.65, 157,919.51 and 63,456.36 is: 87,574.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,427.65 : 157,919.51 = 63,456.36 : x
  2. Step 2: Convert to fraction form
    114,427.65/157,919.51 = 63,456.36/x
  3. Step 3: Cross multiply
    114,427.65x = 157,919.51 × 63,456.36
  4. Step 4: Simplify right side
    114,427.65x = 10,020,997,375.38
  5. Step 5: Solve for x
    x = 10,020,997,375.38/114,427.65
  6. Step 6: Final answer
    x = 87,574.97

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1.5x scale

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.