Home / 93,279.22-128,725.76-52,995.18

Finding the Fourth Proportional to 93,279.22, 128,725.76 and 52,995.18

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Solution

The fourth proportional to 93,279.22, 128,725.76 and 52,995.18 is: 73,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,279.22 : 128,725.76 = 52,995.18 : x
  2. Step 2: Convert to fraction form
    93,279.22/128,725.76 = 52,995.18/x
  3. Step 3: Cross multiply
    93,279.22x = 128,725.76 × 52,995.18
  4. Step 4: Simplify right side
    93,279.22x = 6,821,844,821.84
  5. Step 5: Solve for x
    x = 6,821,844,821.84/93,279.22
  6. Step 6: Final answer
    x = 73,133.60

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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.