Home / 53,352.77-73,606.19-30,688.16

Finding the Fourth Proportional to 53,352.77, 73,606.19 and 30,688.16

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Solution

The fourth proportional to 53,352.77, 73,606.19 and 30,688.16 is: 42,337.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,352.77 : 73,606.19 = 30,688.16 : x
  2. Step 2: Convert to fraction form
    53,352.77/73,606.19 = 30,688.16/x
  3. Step 3: Cross multiply
    53,352.77x = 73,606.19 × 30,688.16
  4. Step 4: Simplify right side
    53,352.77x = 2,258,838,014.24
  5. Step 5: Solve for x
    x = 2,258,838,014.24/53,352.77
  6. Step 6: Final answer
    x = 42,337.79

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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.