Home / 369,923.15-554,841.29-103,705.11

Finding the Fourth Proportional to 369,923.15, 554,841.29 and 103,705.11

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Solution

The fourth proportional to 369,923.15, 554,841.29 and 103,705.11 is: 155,545.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,923.15 : 554,841.29 = 103,705.11 : x
  2. Step 2: Convert to fraction form
    369,923.15/554,841.29 = 103,705.11/x
  3. Step 3: Cross multiply
    369,923.15x = 554,841.29 × 103,705.11
  4. Step 4: Simplify right side
    369,923.15x = 57,539,877,271.25
  5. Step 5: Solve for x
    x = 57,539,877,271.25/369,923.15
  6. Step 6: Final answer
    x = 155,545.49

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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.