Home / 142,156.04-196,153.74-94,479.44

Finding the Fourth Proportional to 142,156.04, 196,153.74 and 94,479.44

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Solution

The fourth proportional to 142,156.04, 196,153.74 and 94,479.44 is: 130,367.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,156.04 : 196,153.74 = 94,479.44 : x
  2. Step 2: Convert to fraction form
    142,156.04/196,153.74 = 94,479.44/x
  3. Step 3: Cross multiply
    142,156.04x = 196,153.74 × 94,479.44
  4. Step 4: Simplify right side
    142,156.04x = 18,532,495,509.11
  5. Step 5: Solve for x
    x = 18,532,495,509.11/142,156.04
  6. Step 6: Final answer
    x = 130,367.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.