Home / 125,693.40-173,494.28-72,014.16

Finding the Fourth Proportional to 125,693.40, 173,494.28 and 72,014.16

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Solution

The fourth proportional to 125,693.40, 173,494.28 and 72,014.16 is: 99,400.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,693.40 : 173,494.28 = 72,014.16 : x
  2. Step 2: Convert to fraction form
    125,693.40/173,494.28 = 72,014.16/x
  3. Step 3: Cross multiply
    125,693.40x = 173,494.28 × 72,014.16
  4. Step 4: Simplify right side
    125,693.40x = 12,494,044,839.00
  5. Step 5: Solve for x
    x = 12,494,044,839.00/125,693.40
  6. Step 6: Final answer
    x = 99,400.96

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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.