Home / 66,692.95-99,928.34-46,929.98

Finding the Fourth Proportional to 66,692.95, 99,928.34 and 46,929.98

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Solution

The fourth proportional to 66,692.95, 99,928.34 and 46,929.98 is: 70,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,692.95 : 99,928.34 = 46,929.98 : x
  2. Step 2: Convert to fraction form
    66,692.95/99,928.34 = 46,929.98/x
  3. Step 3: Cross multiply
    66,692.95x = 99,928.34 × 46,929.98
  4. Step 4: Simplify right side
    66,692.95x = 4,689,634,615.32
  5. Step 5: Solve for x
    x = 4,689,634,615.32/66,692.95
  6. Step 6: Final answer
    x = 70,316.80

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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.