Home / 181,094.12-249,939.48-100,547.72

Finding the Fourth Proportional to 181,094.12, 249,939.48 and 100,547.72

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Solution

The fourth proportional to 181,094.12, 249,939.48 and 100,547.72 is: 138,772.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,094.12 : 249,939.48 = 100,547.72 : x
  2. Step 2: Convert to fraction form
    181,094.12/249,939.48 = 100,547.72/x
  3. Step 3: Cross multiply
    181,094.12x = 249,939.48 × 100,547.72
  4. Step 4: Simplify right side
    181,094.12x = 25,130,844,851.99
  5. Step 5: Solve for x
    x = 25,130,844,851.99/181,094.12
  6. Step 6: Final answer
    x = 138,772.29

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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.