Home / 260,426.98-359,416.02-158,459.86

Finding the Fourth Proportional to 260,426.98, 359,416.02 and 158,459.86

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Solution

The fourth proportional to 260,426.98, 359,416.02 and 158,459.86 is: 218,690.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,426.98 : 359,416.02 = 158,459.86 : x
  2. Step 2: Convert to fraction form
    260,426.98/359,416.02 = 158,459.86/x
  3. Step 3: Cross multiply
    260,426.98x = 359,416.02 × 158,459.86
  4. Step 4: Simplify right side
    260,426.98x = 56,953,012,210.96
  5. Step 5: Solve for x
    x = 56,953,012,210.96/260,426.98
  6. Step 6: Final answer
    x = 218,690.91

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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.