Home / 157,100.40-235,650.60-94,114.80

Finding the Fourth Proportional to 157,100.40, 235,650.60 and 94,114.80

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Solution

The fourth proportional to 157,100.40, 235,650.60 and 94,114.80 is: 141,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,100.40 : 235,650.60 = 94,114.80 : x
  2. Step 2: Convert to fraction form
    157,100.40/235,650.60 = 94,114.80/x
  3. Step 3: Cross multiply
    157,100.40x = 235,650.60 × 94,114.80
  4. Step 4: Simplify right side
    157,100.40x = 22,178,209,088.88
  5. Step 5: Solve for x
    x = 22,178,209,088.88/157,100.40
  6. Step 6: Final answer
    x = 141,172.20

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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.