Home / 183,830.75-253,700.05-103,263.04

Finding the Fourth Proportional to 183,830.75, 253,700.05 and 103,263.04

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Solution

The fourth proportional to 183,830.75, 253,700.05 and 103,263.04 is: 142,510.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,830.75 : 253,700.05 = 103,263.04 : x
  2. Step 2: Convert to fraction form
    183,830.75/253,700.05 = 103,263.04/x
  3. Step 3: Cross multiply
    183,830.75x = 253,700.05 × 103,263.04
  4. Step 4: Simplify right side
    183,830.75x = 26,197,838,411.15
  5. Step 5: Solve for x
    x = 26,197,838,411.15/183,830.75
  6. Step 6: Final answer
    x = 142,510.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.