Home / 213,973.59-295,279.94-118,478.23

Finding the Fourth Proportional to 213,973.59, 295,279.94 and 118,478.23

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Solution

The fourth proportional to 213,973.59, 295,279.94 and 118,478.23 is: 163,497.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,973.59 : 295,279.94 = 118,478.23 : x
  2. Step 2: Convert to fraction form
    213,973.59/295,279.94 = 118,478.23/x
  3. Step 3: Cross multiply
    213,973.59x = 295,279.94 × 118,478.23
  4. Step 4: Simplify right side
    213,973.59x = 34,984,244,349.51
  5. Step 5: Solve for x
    x = 34,984,244,349.51/213,973.59
  6. Step 6: Final answer
    x = 163,497.96

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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.