Home / 153,200.74-211,423.04-92,737.18

Finding the Fourth Proportional to 153,200.74, 211,423.04 and 92,737.18

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Solution

The fourth proportional to 153,200.74, 211,423.04 and 92,737.18 is: 127,980.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,200.74 : 211,423.04 = 92,737.18 : x
  2. Step 2: Convert to fraction form
    153,200.74/211,423.04 = 92,737.18/x
  3. Step 3: Cross multiply
    153,200.74x = 211,423.04 × 92,737.18
  4. Step 4: Simplify right side
    153,200.74x = 19,606,776,516.63
  5. Step 5: Solve for x
    x = 19,606,776,516.63/153,200.74
  6. Step 6: Final answer
    x = 127,980.95

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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.