Home / 114,721.04-171,887.40-70,254.92

Finding the Fourth Proportional to 114,721.04, 171,887.40 and 70,254.92

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Solution

The fourth proportional to 114,721.04, 171,887.40 and 70,254.92 is: 105,263.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,721.04 : 171,887.40 = 70,254.92 : x
  2. Step 2: Convert to fraction form
    114,721.04/171,887.40 = 70,254.92/x
  3. Step 3: Cross multiply
    114,721.04x = 171,887.40 × 70,254.92
  4. Step 4: Simplify right side
    114,721.04x = 12,075,935,536.01
  5. Step 5: Solve for x
    x = 12,075,935,536.01/114,721.04
  6. Step 6: Final answer
    x = 105,263.48

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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.