Home / 260,526.12-359,532.48-145,803.86

Finding the Fourth Proportional to 260,526.12, 359,532.48 and 145,803.86

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Solution

The fourth proportional to 260,526.12, 359,532.48 and 145,803.86 is: 201,212.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,526.12 : 359,532.48 = 145,803.86 : x
  2. Step 2: Convert to fraction form
    260,526.12/359,532.48 = 145,803.86/x
  3. Step 3: Cross multiply
    260,526.12x = 359,532.48 × 145,803.86
  4. Step 4: Simplify right side
    260,526.12x = 52,421,223,379.37
  5. Step 5: Solve for x
    x = 52,421,223,379.37/260,526.12
  6. Step 6: Final answer
    x = 201,212.93

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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.