Home / 53,283.85-73,534.16-30,630.17

Finding the Fourth Proportional to 53,283.85, 73,534.16 and 30,630.17

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Solution

The fourth proportional to 53,283.85, 73,534.16 and 30,630.17 is: 42,271.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,283.85 : 73,534.16 = 30,630.17 : x
  2. Step 2: Convert to fraction form
    53,283.85/73,534.16 = 30,630.17/x
  3. Step 3: Cross multiply
    53,283.85x = 73,534.16 × 30,630.17
  4. Step 4: Simplify right side
    53,283.85x = 2,252,363,668.46
  5. Step 5: Solve for x
    x = 2,252,363,668.46/53,283.85
  6. Step 6: Final answer
    x = 42,271.04

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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.