Home / 107,522.64-148,307.76-98,599.68

Finding the Fourth Proportional to 107,522.64, 148,307.76 and 98,599.68

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Solution

The fourth proportional to 107,522.64, 148,307.76 and 98,599.68 is: 136,000.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,522.64 : 148,307.76 = 98,599.68 : x
  2. Step 2: Convert to fraction form
    107,522.64/148,307.76 = 98,599.68/x
  3. Step 3: Cross multiply
    107,522.64x = 148,307.76 × 98,599.68
  4. Step 4: Simplify right side
    107,522.64x = 14,623,097,677.52
  5. Step 5: Solve for x
    x = 14,623,097,677.52/107,522.64
  6. Step 6: Final answer
    x = 136,000.17

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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.