Home / 156,955.10-235,125.45-94,439.90

Finding the Fourth Proportional to 156,955.10, 235,125.45 and 94,439.90

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Solution

The fourth proportional to 156,955.10, 235,125.45 and 94,439.90 is: 141,475.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,955.10 : 235,125.45 = 94,439.90 : x
  2. Step 2: Convert to fraction form
    156,955.10/235,125.45 = 94,439.90/x
  3. Step 3: Cross multiply
    156,955.10x = 235,125.45 × 94,439.90
  4. Step 4: Simplify right side
    156,955.10x = 22,205,223,985.46
  5. Step 5: Solve for x
    x = 22,205,223,985.46/156,955.10
  6. Step 6: Final answer
    x = 141,475.01

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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.