Home / 156,622.87-234,881.65-56,762.16

Finding the Fourth Proportional to 156,622.87, 234,881.65 and 56,762.16

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Solution

The fourth proportional to 156,622.87, 234,881.65 and 56,762.16 is: 85,124.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,622.87 : 234,881.65 = 56,762.16 : x
  2. Step 2: Convert to fraction form
    156,622.87/234,881.65 = 56,762.16/x
  3. Step 3: Cross multiply
    156,622.87x = 234,881.65 × 56,762.16
  4. Step 4: Simplify right side
    156,622.87x = 13,332,389,798.36
  5. Step 5: Solve for x
    x = 13,332,389,798.36/156,622.87
  6. Step 6: Final answer
    x = 85,124.16

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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.