Home / 212,160.16-292,783.09-116,667.50

Finding the Fourth Proportional to 212,160.16, 292,783.09 and 116,667.50

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Solution

The fourth proportional to 212,160.16, 292,783.09 and 116,667.50 is: 161,002.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,160.16 : 292,783.09 = 116,667.50 : x
  2. Step 2: Convert to fraction form
    212,160.16/292,783.09 = 116,667.50/x
  3. Step 3: Cross multiply
    212,160.16x = 292,783.09 × 116,667.50
  4. Step 4: Simplify right side
    212,160.16x = 34,158,271,152.58
  5. Step 5: Solve for x
    x = 34,158,271,152.58/212,160.16
  6. Step 6: Final answer
    x = 161,002.29

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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.