Home / 121,655.04-182,509.44-37,422.72

Finding the Fourth Proportional to 121,655.04, 182,509.44 and 37,422.72

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Solution

The fourth proportional to 121,655.04, 182,509.44 and 37,422.72 is: 56,142.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,655.04 : 182,509.44 = 37,422.72 : x
  2. Step 2: Convert to fraction form
    121,655.04/182,509.44 = 37,422.72/x
  3. Step 3: Cross multiply
    121,655.04x = 182,509.44 × 37,422.72
  4. Step 4: Simplify right side
    121,655.04x = 6,829,999,670.48
  5. Step 5: Solve for x
    x = 6,829,999,670.48/121,655.04
  6. Step 6: Final answer
    x = 56,142.35

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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.