Home / 177,543.36-245,141.64-113,916.24

Finding the Fourth Proportional to 177,543.36, 245,141.64 and 113,916.24

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Solution

The fourth proportional to 177,543.36, 245,141.64 and 113,916.24 is: 157,288.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,543.36 : 245,141.64 = 113,916.24 : x
  2. Step 2: Convert to fraction form
    177,543.36/245,141.64 = 113,916.24/x
  3. Step 3: Cross multiply
    177,543.36x = 245,141.64 × 113,916.24
  4. Step 4: Simplify right side
    177,543.36x = 27,925,613,896.23
  5. Step 5: Solve for x
    x = 27,925,613,896.23/177,543.36
  6. Step 6: Final answer
    x = 157,288.98

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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.