Home / 93,460.30-128,973.53-53,173.19

Finding the Fourth Proportional to 93,460.30, 128,973.53 and 53,173.19

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Solution

The fourth proportional to 93,460.30, 128,973.53 and 53,173.19 is: 73,378.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,460.30 : 128,973.53 = 53,173.19 : x
  2. Step 2: Convert to fraction form
    93,460.30/128,973.53 = 53,173.19/x
  3. Step 3: Cross multiply
    93,460.30x = 128,973.53 × 53,173.19
  4. Step 4: Simplify right side
    93,460.30x = 6,857,934,471.03
  5. Step 5: Solve for x
    x = 6,857,934,471.03/93,460.30
  6. Step 6: Final answer
    x = 73,378.05

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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.