Home / 156,401.69-234,602.53-56,538.51

Finding the Fourth Proportional to 156,401.69, 234,602.53 and 56,538.51

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Solution

The fourth proportional to 156,401.69, 234,602.53 and 56,538.51 is: 84,807.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,401.69 : 234,602.53 = 56,538.51 : x
  2. Step 2: Convert to fraction form
    156,401.69/234,602.53 = 56,538.51/x
  3. Step 3: Cross multiply
    156,401.69x = 234,602.53 × 56,538.51
  4. Step 4: Simplify right side
    156,401.69x = 13,264,076,467.32
  5. Step 5: Solve for x
    x = 13,264,076,467.32/156,401.69
  6. Step 6: Final answer
    x = 84,807.76

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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.