Home / 156,927.60-235,391.40-109,688.40

Finding the Fourth Proportional to 156,927.60, 235,391.40 and 109,688.40

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Solution

The fourth proportional to 156,927.60, 235,391.40 and 109,688.40 is: 164,532.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,927.60 : 235,391.40 = 109,688.40 : x
  2. Step 2: Convert to fraction form
    156,927.60/235,391.40 = 109,688.40/x
  3. Step 3: Cross multiply
    156,927.60x = 235,391.40 × 109,688.40
  4. Step 4: Simplify right side
    156,927.60x = 25,819,706,039.76
  5. Step 5: Solve for x
    x = 25,819,706,039.76/156,927.60
  6. Step 6: Final answer
    x = 164,532.60

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1.5x scale

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.