Home / 156,243.65-234,365.76-56,474.28

Finding the Fourth Proportional to 156,243.65, 234,365.76 and 56,474.28

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Solution

The fourth proportional to 156,243.65, 234,365.76 and 56,474.28 is: 84,711.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,243.65 : 234,365.76 = 56,474.28 : x
  2. Step 2: Convert to fraction form
    156,243.65/234,365.76 = 56,474.28/x
  3. Step 3: Cross multiply
    156,243.65x = 234,365.76 × 56,474.28
  4. Step 4: Simplify right side
    156,243.65x = 13,235,637,552.65
  5. Step 5: Solve for x
    x = 13,235,637,552.65/156,243.65
  6. Step 6: Final answer
    x = 84,711.53

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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.