Home / 157,635.56-236,492.94-45,315.98

Finding the Fourth Proportional to 157,635.56, 236,492.94 and 45,315.98

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Solution

The fourth proportional to 157,635.56, 236,492.94 and 45,315.98 is: 67,985.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,635.56 : 236,492.94 = 45,315.98 : x
  2. Step 2: Convert to fraction form
    157,635.56/236,492.94 = 45,315.98/x
  3. Step 3: Cross multiply
    157,635.56x = 236,492.94 × 45,315.98
  4. Step 4: Simplify right side
    157,635.56x = 10,716,909,339.18
  5. Step 5: Solve for x
    x = 10,716,909,339.18/157,635.56
  6. Step 6: Final answer
    x = 67,985.35

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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.