Home / 93,585.84-129,148.52-51,144.38

Finding the Fourth Proportional to 93,585.84, 129,148.52 and 51,144.38

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Solution

The fourth proportional to 93,585.84, 129,148.52 and 51,144.38 is: 70,579.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,585.84 : 129,148.52 = 51,144.38 : x
  2. Step 2: Convert to fraction form
    93,585.84/129,148.52 = 51,144.38/x
  3. Step 3: Cross multiply
    93,585.84x = 129,148.52 × 51,144.38
  4. Step 4: Simplify right side
    93,585.84x = 6,605,220,983.32
  5. Step 5: Solve for x
    x = 6,605,220,983.32/93,585.84
  6. Step 6: Final answer
    x = 70,579.28

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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.