Home / 162,041.57-242,712.43-158,075.81

Finding the Fourth Proportional to 162,041.57, 242,712.43 and 158,075.81

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Solution

The fourth proportional to 162,041.57, 242,712.43 and 158,075.81 is: 236,772.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,041.57 : 242,712.43 = 158,075.81 : x
  2. Step 2: Convert to fraction form
    162,041.57/242,712.43 = 158,075.81/x
  3. Step 3: Cross multiply
    162,041.57x = 242,712.43 × 158,075.81
  4. Step 4: Simplify right side
    162,041.57x = 38,366,963,969.32
  5. Step 5: Solve for x
    x = 38,366,963,969.32/162,041.57
  6. Step 6: Final answer
    x = 236,772.35

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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.