Home / 197,369.34-272,362.95-112,513.74

Finding the Fourth Proportional to 197,369.34, 272,362.95 and 112,513.74

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Solution

The fourth proportional to 197,369.34, 272,362.95 and 112,513.74 is: 155,265.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,369.34 : 272,362.95 = 112,513.74 : x
  2. Step 2: Convert to fraction form
    197,369.34/272,362.95 = 112,513.74/x
  3. Step 3: Cross multiply
    197,369.34x = 272,362.95 × 112,513.74
  4. Step 4: Simplify right side
    197,369.34x = 30,644,574,141.93
  5. Step 5: Solve for x
    x = 30,644,574,141.93/197,369.34
  6. Step 6: Final answer
    x = 155,265.12

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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.