Home / 181,087.14-249,888.48-100,514.68

Finding the Fourth Proportional to 181,087.14, 249,888.48 and 100,514.68

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Solution

The fourth proportional to 181,087.14, 249,888.48 and 100,514.68 is: 138,703.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,087.14 : 249,888.48 = 100,514.68 : x
  2. Step 2: Convert to fraction form
    181,087.14/249,888.48 = 100,514.68/x
  3. Step 3: Cross multiply
    181,087.14x = 249,888.48 × 100,514.68
  4. Step 4: Simplify right side
    181,087.14x = 25,117,460,602.89
  5. Step 5: Solve for x
    x = 25,117,460,602.89/181,087.14
  6. Step 6: Final answer
    x = 138,703.72

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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.