Home / 145,254.36-217,894.10-40,073.33

Finding the Fourth Proportional to 145,254.36, 217,894.10 and 40,073.33

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Solution

The fourth proportional to 145,254.36, 217,894.10 and 40,073.33 is: 60,113.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,254.36 : 217,894.10 = 40,073.33 : x
  2. Step 2: Convert to fraction form
    145,254.36/217,894.10 = 40,073.33/x
  3. Step 3: Cross multiply
    145,254.36x = 217,894.10 × 40,073.33
  4. Step 4: Simplify right side
    145,254.36x = 8,731,742,744.13
  5. Step 5: Solve for x
    x = 8,731,742,744.13/145,254.36
  6. Step 6: Final answer
    x = 60,113.46

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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.