Home / 124,477.10-171,777.61-70,762.11

Finding the Fourth Proportional to 124,477.10, 171,777.61 and 70,762.11

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Solution

The fourth proportional to 124,477.10, 171,777.61 and 70,762.11 is: 97,651.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,477.10 : 171,777.61 = 70,762.11 : x
  2. Step 2: Convert to fraction form
    124,477.10/171,777.61 = 70,762.11/x
  3. Step 3: Cross multiply
    124,477.10x = 171,777.61 × 70,762.11
  4. Step 4: Simplify right side
    124,477.10x = 12,155,345,957.45
  5. Step 5: Solve for x
    x = 12,155,345,957.45/124,477.10
  6. Step 6: Final answer
    x = 97,651.27

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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.