Home / 152,975.94-211,047.75-112,785.18

Finding the Fourth Proportional to 152,975.94, 211,047.75 and 112,785.18

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Solution

The fourth proportional to 152,975.94, 211,047.75 and 112,785.18 is: 155,600.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,975.94 : 211,047.75 = 112,785.18 : x
  2. Step 2: Convert to fraction form
    152,975.94/211,047.75 = 112,785.18/x
  3. Step 3: Cross multiply
    152,975.94x = 211,047.75 × 112,785.18
  4. Step 4: Simplify right side
    152,975.94x = 23,803,058,472.35
  5. Step 5: Solve for x
    x = 23,803,058,472.35/152,975.94
  6. Step 6: Final answer
    x = 155,600.01

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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.