Home / 156,937.77-216,415.17-134,351.55

Finding the Fourth Proportional to 156,937.77, 216,415.17 and 134,351.55

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Solution

The fourth proportional to 156,937.77, 216,415.17 and 134,351.55 is: 185,269.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,937.77 : 216,415.17 = 134,351.55 : x
  2. Step 2: Convert to fraction form
    156,937.77/216,415.17 = 134,351.55/x
  3. Step 3: Cross multiply
    156,937.77x = 216,415.17 × 134,351.55
  4. Step 4: Simplify right side
    156,937.77x = 29,075,713,533.01
  5. Step 5: Solve for x
    x = 29,075,713,533.01/156,937.77
  6. Step 6: Final answer
    x = 185,269.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.