Home / 93,038.24-128,440.44-62,982.56

Finding the Fourth Proportional to 93,038.24, 128,440.44 and 62,982.56

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Solution

The fourth proportional to 93,038.24, 128,440.44 and 62,982.56 is: 86,948.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,038.24 : 128,440.44 = 62,982.56 : x
  2. Step 2: Convert to fraction form
    93,038.24/128,440.44 = 62,982.56/x
  3. Step 3: Cross multiply
    93,038.24x = 128,440.44 × 62,982.56
  4. Step 4: Simplify right side
    93,038.24x = 8,089,507,718.73
  5. Step 5: Solve for x
    x = 8,089,507,718.73/93,038.24
  6. Step 6: Final answer
    x = 86,948.20

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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.