Home / 152,373.68-228,707.96-73,543.40

Finding the Fourth Proportional to 152,373.68, 228,707.96 and 73,543.40

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Solution

The fourth proportional to 152,373.68, 228,707.96 and 73,543.40 is: 110,386.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,373.68 : 228,707.96 = 73,543.40 : x
  2. Step 2: Convert to fraction form
    152,373.68/228,707.96 = 73,543.40/x
  3. Step 3: Cross multiply
    152,373.68x = 228,707.96 × 73,543.40
  4. Step 4: Simplify right side
    152,373.68x = 16,819,960,985.46
  5. Step 5: Solve for x
    x = 16,819,960,985.46/152,373.68
  6. Step 6: Final answer
    x = 110,386.26

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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.