Home / 213,539.08-294,661.36-118,030.36

Finding the Fourth Proportional to 213,539.08, 294,661.36 and 118,030.36

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Solution

The fourth proportional to 213,539.08, 294,661.36 and 118,030.36 is: 162,869.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,539.08 : 294,661.36 = 118,030.36 : x
  2. Step 2: Convert to fraction form
    213,539.08/294,661.36 = 118,030.36/x
  3. Step 3: Cross multiply
    213,539.08x = 294,661.36 × 118,030.36
  4. Step 4: Simplify right side
    213,539.08x = 34,778,986,398.89
  5. Step 5: Solve for x
    x = 34,778,986,398.89/213,539.08
  6. Step 6: Final answer
    x = 162,869.42

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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.