Home / 109,315.81-163,973.72-62,535.88

Finding the Fourth Proportional to 109,315.81, 163,973.72 and 62,535.88

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Solution

The fourth proportional to 109,315.81, 163,973.72 and 62,535.88 is: 93,803.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,315.81 : 163,973.72 = 62,535.88 : x
  2. Step 2: Convert to fraction form
    109,315.81/163,973.72 = 62,535.88/x
  3. Step 3: Cross multiply
    109,315.81x = 163,973.72 × 62,535.88
  4. Step 4: Simplify right side
    109,315.81x = 10,254,240,877.07
  5. Step 5: Solve for x
    x = 10,254,240,877.07/109,315.81
  6. Step 6: Final answer
    x = 93,803.82

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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.