Home / 99,294.17-136,970.93-62,928.83

Finding the Fourth Proportional to 99,294.17, 136,970.93 and 62,928.83

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Solution

The fourth proportional to 99,294.17, 136,970.93 and 62,928.83 is: 86,806.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,294.17 : 136,970.93 = 62,928.83 : x
  2. Step 2: Convert to fraction form
    99,294.17/136,970.93 = 62,928.83/x
  3. Step 3: Cross multiply
    99,294.17x = 136,970.93 × 62,928.83
  4. Step 4: Simplify right side
    99,294.17x = 8,619,420,368.91
  5. Step 5: Solve for x
    x = 8,619,420,368.91/99,294.17
  6. Step 6: Final answer
    x = 86,806.91

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1.5x scale

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.