Home / 123,931.95-171,025.64-70,227.23

Finding the Fourth Proportional to 123,931.95, 171,025.64 and 70,227.23

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Solution

The fourth proportional to 123,931.95, 171,025.64 and 70,227.23 is: 96,913.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,931.95 : 171,025.64 = 70,227.23 : x
  2. Step 2: Convert to fraction form
    123,931.95/171,025.64 = 70,227.23/x
  3. Step 3: Cross multiply
    123,931.95x = 171,025.64 × 70,227.23
  4. Step 4: Simplify right side
    123,931.95x = 12,010,656,013.27
  5. Step 5: Solve for x
    x = 12,010,656,013.27/123,931.95
  6. Step 6: Final answer
    x = 96,913.32

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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.