Home / 213,988.88-295,306.08-118,501.76

Finding the Fourth Proportional to 213,988.88, 295,306.08 and 118,501.76

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Solution

The fourth proportional to 213,988.88, 295,306.08 and 118,501.76 is: 163,533.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,988.88 : 295,306.08 = 118,501.76 : x
  2. Step 2: Convert to fraction form
    213,988.88/295,306.08 = 118,501.76/x
  3. Step 3: Cross multiply
    213,988.88x = 295,306.08 × 118,501.76
  4. Step 4: Simplify right side
    213,988.88x = 34,994,290,218.70
  5. Step 5: Solve for x
    x = 34,994,290,218.70/213,988.88
  6. Step 6: Final answer
    x = 163,533.22

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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.