Home / 194,828.60-292,242.90-70,153.40

Finding the Fourth Proportional to 194,828.60, 292,242.90 and 70,153.40

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Solution

The fourth proportional to 194,828.60, 292,242.90 and 70,153.40 is: 105,230.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,828.60 : 292,242.90 = 70,153.40 : x
  2. Step 2: Convert to fraction form
    194,828.60/292,242.90 = 70,153.40/x
  3. Step 3: Cross multiply
    194,828.60x = 292,242.90 × 70,153.40
  4. Step 4: Simplify right side
    194,828.60x = 20,501,833,060.86
  5. Step 5: Solve for x
    x = 20,501,833,060.86/194,828.60
  6. Step 6: Final answer
    x = 105,230.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.