Home / 101,922.48-152,890.80-42,698.64

Finding the Fourth Proportional to 101,922.48, 152,890.80 and 42,698.64

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Solution

The fourth proportional to 101,922.48, 152,890.80 and 42,698.64 is: 64,050.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,922.48 : 152,890.80 = 42,698.64 : x
  2. Step 2: Convert to fraction form
    101,922.48/152,890.80 = 42,698.64/x
  3. Step 3: Cross multiply
    101,922.48x = 152,890.80 × 42,698.64
  4. Step 4: Simplify right side
    101,922.48x = 6,528,229,228.51
  5. Step 5: Solve for x
    x = 6,528,229,228.51/101,922.48
  6. Step 6: Final answer
    x = 64,050.93

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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.