Home / 156,790.30-235,185.45-94,428.70

Finding the Fourth Proportional to 156,790.30, 235,185.45 and 94,428.70

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Solution

The fourth proportional to 156,790.30, 235,185.45 and 94,428.70 is: 141,643.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,790.30 : 235,185.45 = 94,428.70 : x
  2. Step 2: Convert to fraction form
    156,790.30/235,185.45 = 94,428.70/x
  3. Step 3: Cross multiply
    156,790.30x = 235,185.45 × 94,428.70
  4. Step 4: Simplify right side
    156,790.30x = 22,208,256,302.42
  5. Step 5: Solve for x
    x = 22,208,256,302.42/156,790.30
  6. Step 6: Final answer
    x = 141,643.05

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1.5x scale

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.