Home / 104,927.56-157,345.03-30,030.65

Finding the Fourth Proportional to 104,927.56, 157,345.03 and 30,030.65

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Solution

The fourth proportional to 104,927.56, 157,345.03 and 30,030.65 is: 45,032.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,927.56 : 157,345.03 = 30,030.65 : x
  2. Step 2: Convert to fraction form
    104,927.56/157,345.03 = 30,030.65/x
  3. Step 3: Cross multiply
    104,927.56x = 157,345.03 × 30,030.65
  4. Step 4: Simplify right side
    104,927.56x = 4,725,173,525.17
  5. Step 5: Solve for x
    x = 4,725,173,525.17/104,927.56
  6. Step 6: Final answer
    x = 45,032.72

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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.