Home / 155,534.40-233,109.60-105,614.40

Finding the Fourth Proportional to 155,534.40, 233,109.60 and 105,614.40

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Solution

The fourth proportional to 155,534.40, 233,109.60 and 105,614.40 is: 158,291.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,534.40 : 233,109.60 = 105,614.40 : x
  2. Step 2: Convert to fraction form
    155,534.40/233,109.60 = 105,614.40/x
  3. Step 3: Cross multiply
    155,534.40x = 233,109.60 × 105,614.40
  4. Step 4: Simplify right side
    155,534.40x = 24,619,730,538.24
  5. Step 5: Solve for x
    x = 24,619,730,538.24/155,534.40
  6. Step 6: Final answer
    x = 158,291.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.