Home / 212,973.75-293,881.08-117,480.45

Finding the Fourth Proportional to 212,973.75, 293,881.08 and 117,480.45

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Solution

The fourth proportional to 212,973.75, 293,881.08 and 117,480.45 is: 162,110.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,973.75 : 293,881.08 = 117,480.45 : x
  2. Step 2: Convert to fraction form
    212,973.75/293,881.08 = 117,480.45/x
  3. Step 3: Cross multiply
    212,973.75x = 293,881.08 × 117,480.45
  4. Step 4: Simplify right side
    212,973.75x = 34,525,281,524.89
  5. Step 5: Solve for x
    x = 34,525,281,524.89/212,973.75
  6. Step 6: Final answer
    x = 162,110.50

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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.