Home / 125,827.02-173,675.34-74,189.16

Finding the Fourth Proportional to 125,827.02, 173,675.34 and 74,189.16

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Solution

The fourth proportional to 125,827.02, 173,675.34 and 74,189.16 is: 102,401.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,827.02 : 173,675.34 = 74,189.16 : x
  2. Step 2: Convert to fraction form
    125,827.02/173,675.34 = 74,189.16/x
  3. Step 3: Cross multiply
    125,827.02x = 173,675.34 × 74,189.16
  4. Step 4: Simplify right side
    125,827.02x = 12,884,827,587.31
  5. Step 5: Solve for x
    x = 12,884,827,587.31/125,827.02
  6. Step 6: Final answer
    x = 102,401.12

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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.