Home / 156,754.23-235,130.09-93,153.15

Finding the Fourth Proportional to 156,754.23, 235,130.09 and 93,153.15

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Solution

The fourth proportional to 156,754.23, 235,130.09 and 93,153.15 is: 139,728.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,754.23 : 235,130.09 = 93,153.15 : x
  2. Step 2: Convert to fraction form
    156,754.23/235,130.09 = 93,153.15/x
  3. Step 3: Cross multiply
    156,754.23x = 235,130.09 × 93,153.15
  4. Step 4: Simplify right side
    156,754.23x = 21,903,108,077.52
  5. Step 5: Solve for x
    x = 21,903,108,077.52/156,754.23
  6. Step 6: Final answer
    x = 139,728.98

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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.