Home / 97,027.61-145,547.55-30,470.36

Finding the Fourth Proportional to 97,027.61, 145,547.55 and 30,470.36

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Solution

The fourth proportional to 97,027.61, 145,547.55 and 30,470.36 is: 45,707.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,027.61 : 145,547.55 = 30,470.36 : x
  2. Step 2: Convert to fraction form
    97,027.61/145,547.55 = 30,470.36/x
  3. Step 3: Cross multiply
    97,027.61x = 145,547.55 × 30,470.36
  4. Step 4: Simplify right side
    97,027.61x = 4,434,885,517.88
  5. Step 5: Solve for x
    x = 4,434,885,517.88/97,027.61
  6. Step 6: Final answer
    x = 45,707.46

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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.