Home / 46,740.61-70,111.10-11,680.30

Finding the Fourth Proportional to 46,740.61, 70,111.10 and 11,680.30

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Solution

The fourth proportional to 46,740.61, 70,111.10 and 11,680.30 is: 17,520.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,740.61 : 70,111.10 = 11,680.30 : x
  2. Step 2: Convert to fraction form
    46,740.61/70,111.10 = 11,680.30/x
  3. Step 3: Cross multiply
    46,740.61x = 70,111.10 × 11,680.30
  4. Step 4: Simplify right side
    46,740.61x = 818,918,681.33
  5. Step 5: Solve for x
    x = 818,918,681.33/46,740.61
  6. Step 6: Final answer
    x = 17,520.50

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1.5x scale

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.