Home / 156,957.68-235,362.72-57,047.36

Finding the Fourth Proportional to 156,957.68, 235,362.72 and 57,047.36

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Solution

The fourth proportional to 156,957.68, 235,362.72 and 57,047.36 is: 85,544.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,957.68 : 235,362.72 = 57,047.36 : x
  2. Step 2: Convert to fraction form
    156,957.68/235,362.72 = 57,047.36/x
  3. Step 3: Cross multiply
    156,957.68x = 235,362.72 × 57,047.36
  4. Step 4: Simplify right side
    156,957.68x = 13,426,821,818.42
  5. Step 5: Solve for x
    x = 13,426,821,818.42/156,957.68
  6. Step 6: Final answer
    x = 85,544.22

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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.