Home / 124,832.42-172,256.36-71,114.23

Finding the Fourth Proportional to 124,832.42, 172,256.36 and 71,114.23

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Solution

The fourth proportional to 124,832.42, 172,256.36 and 71,114.23 is: 98,130.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,832.42 : 172,256.36 = 71,114.23 : x
  2. Step 2: Convert to fraction form
    124,832.42/172,256.36 = 71,114.23/x
  3. Step 3: Cross multiply
    124,832.42x = 172,256.36 × 71,114.23
  4. Step 4: Simplify right side
    124,832.42x = 12,249,877,617.79
  5. Step 5: Solve for x
    x = 12,249,877,617.79/124,832.42
  6. Step 6: Final answer
    x = 98,130.58

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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.