Home / 259,421.48-357,969.80-144,673.23

Finding the Fourth Proportional to 259,421.48, 357,969.80 and 144,673.23

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Solution

The fourth proportional to 259,421.48, 357,969.80 and 144,673.23 is: 199,631.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,421.48 : 357,969.80 = 144,673.23 : x
  2. Step 2: Convert to fraction form
    259,421.48/357,969.80 = 144,673.23/x
  3. Step 3: Cross multiply
    259,421.48x = 357,969.80 × 144,673.23
  4. Step 4: Simplify right side
    259,421.48x = 51,788,646,485.09
  5. Step 5: Solve for x
    x = 51,788,646,485.09/259,421.48
  6. Step 6: Final answer
    x = 199,631.30

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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.