Home / 145,488.60-218,232-37,417.56

Finding the Fourth Proportional to 145,488.60, 218,232 and 37,417.56

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Solution

The fourth proportional to 145,488.60, 218,232 and 37,417.56 is: 56,126.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,488.60 : 218,232 = 37,417.56 : x
  2. Step 2: Convert to fraction form
    145,488.60/218,232 = 37,417.56/x
  3. Step 3: Cross multiply
    145,488.60x = 218,232 × 37,417.56
  4. Step 4: Simplify right side
    145,488.60x = 8,165,708,953.92
  5. Step 5: Solve for x
    x = 8,165,708,953.92/145,488.60
  6. Step 6: Final answer
    x = 56,126.11

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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.