Home / 112,346.24-155,038.97-61,360.43

Finding the Fourth Proportional to 112,346.24, 155,038.97 and 61,360.43

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Solution

The fourth proportional to 112,346.24, 155,038.97 and 61,360.43 is: 84,678.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,346.24 : 155,038.97 = 61,360.43 : x
  2. Step 2: Convert to fraction form
    112,346.24/155,038.97 = 61,360.43/x
  3. Step 3: Cross multiply
    112,346.24x = 155,038.97 × 61,360.43
  4. Step 4: Simplify right side
    112,346.24x = 9,513,256,783.96
  5. Step 5: Solve for x
    x = 9,513,256,783.96/112,346.24
  6. Step 6: Final answer
    x = 84,678.02

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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.