Home / 369,291.21-554,030.04-103,051.50

Finding the Fourth Proportional to 369,291.21, 554,030.04 and 103,051.50

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Solution

The fourth proportional to 369,291.21, 554,030.04 and 103,051.50 is: 154,603.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,291.21 : 554,030.04 = 103,051.50 : x
  2. Step 2: Convert to fraction form
    369,291.21/554,030.04 = 103,051.50/x
  3. Step 3: Cross multiply
    369,291.21x = 554,030.04 × 103,051.50
  4. Step 4: Simplify right side
    369,291.21x = 57,093,626,667.06
  5. Step 5: Solve for x
    x = 57,093,626,667.06/369,291.21
  6. Step 6: Final answer
    x = 154,603.26

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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.