Home / 70,875.46-97,804.50-39,043.66

Finding the Fourth Proportional to 70,875.46, 97,804.50 and 39,043.66

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Solution

The fourth proportional to 70,875.46, 97,804.50 and 39,043.66 is: 53,878.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,875.46 : 97,804.50 = 39,043.66 : x
  2. Step 2: Convert to fraction form
    70,875.46/97,804.50 = 39,043.66/x
  3. Step 3: Cross multiply
    70,875.46x = 97,804.50 × 39,043.66
  4. Step 4: Simplify right side
    70,875.46x = 3,818,645,644.47
  5. Step 5: Solve for x
    x = 3,818,645,644.47/70,875.46
  6. Step 6: Final answer
    x = 53,878.25

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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.