Home / 76,303.69-114,307.93-42,922.33

Finding the Fourth Proportional to 76,303.69, 114,307.93 and 42,922.33

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Solution

The fourth proportional to 76,303.69, 114,307.93 and 42,922.33 is: 64,300.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,303.69 : 114,307.93 = 42,922.33 : x
  2. Step 2: Convert to fraction form
    76,303.69/114,307.93 = 42,922.33/x
  3. Step 3: Cross multiply
    76,303.69x = 114,307.93 × 42,922.33
  4. Step 4: Simplify right side
    76,303.69x = 4,906,362,693.08
  5. Step 5: Solve for x
    x = 4,906,362,693.08/76,303.69
  6. Step 6: Final answer
    x = 64,300.46

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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.