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Finding the Fourth Proportional to 181,032.33, 249,661.11 and 113,055.51

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Solution

The fourth proportional to 181,032.33, 249,661.11 and 113,055.51 is: 155,914.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,032.33 : 249,661.11 = 113,055.51 : x
  2. Step 2: Convert to fraction form
    181,032.33/249,661.11 = 113,055.51/x
  3. Step 3: Cross multiply
    181,032.33x = 249,661.11 × 113,055.51
  4. Step 4: Simplify right side
    181,032.33x = 28,225,564,118.22
  5. Step 5: Solve for x
    x = 28,225,564,118.22/181,032.33
  6. Step 6: Final answer
    x = 155,914.49

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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.