Home / 124,548.09-171,880.16-70,840.85

Finding the Fourth Proportional to 124,548.09, 171,880.16 and 70,840.85

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Solution

The fourth proportional to 124,548.09, 171,880.16 and 70,840.85 is: 97,762.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,548.09 : 171,880.16 = 70,840.85 : x
  2. Step 2: Convert to fraction form
    124,548.09/171,880.16 = 70,840.85/x
  3. Step 3: Cross multiply
    124,548.09x = 171,880.16 × 70,840.85
  4. Step 4: Simplify right side
    124,548.09x = 12,176,135,950.24
  5. Step 5: Solve for x
    x = 12,176,135,950.24/124,548.09
  6. Step 6: Final answer
    x = 97,762.53

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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.