Home / 93,464.08-128,975.52-51,014.36

Finding the Fourth Proportional to 93,464.08, 128,975.52 and 51,014.36

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Solution

The fourth proportional to 93,464.08, 128,975.52 and 51,014.36 is: 70,397.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,464.08 : 128,975.52 = 51,014.36 : x
  2. Step 2: Convert to fraction form
    93,464.08/128,975.52 = 51,014.36/x
  3. Step 3: Cross multiply
    93,464.08x = 128,975.52 × 51,014.36
  4. Step 4: Simplify right side
    93,464.08x = 6,579,603,608.47
  5. Step 5: Solve for x
    x = 6,579,603,608.47/93,464.08
  6. Step 6: Final answer
    x = 70,397.14

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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.