Home / 213,740.24-294,966.72-118,248.80

Finding the Fourth Proportional to 213,740.24, 294,966.72 and 118,248.80

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Solution

The fourth proportional to 213,740.24, 294,966.72 and 118,248.80 is: 163,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,740.24 : 294,966.72 = 118,248.80 : x
  2. Step 2: Convert to fraction form
    213,740.24/294,966.72 = 118,248.80/x
  3. Step 3: Cross multiply
    213,740.24x = 294,966.72 × 118,248.80
  4. Step 4: Simplify right side
    213,740.24x = 34,879,460,679.94
  5. Step 5: Solve for x
    x = 34,879,460,679.94/213,740.24
  6. Step 6: Final answer
    x = 163,186.21

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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.