Home / 125,632.49-173,313.81-74,646.77

Finding the Fourth Proportional to 125,632.49, 173,313.81 and 74,646.77

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Solution

The fourth proportional to 125,632.49, 173,313.81 and 74,646.77 is: 102,977.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,632.49 : 173,313.81 = 74,646.77 : x
  2. Step 2: Convert to fraction form
    125,632.49/173,313.81 = 74,646.77/x
  3. Step 3: Cross multiply
    125,632.49x = 173,313.81 × 74,646.77
  4. Step 4: Simplify right side
    125,632.49x = 12,937,315,246.32
  5. Step 5: Solve for x
    x = 12,937,315,246.32/125,632.49
  6. Step 6: Final answer
    x = 102,977.47

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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.