Home / 70,838.15-97,767.27-53,814.38

Finding the Fourth Proportional to 70,838.15, 97,767.27 and 53,814.38

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Solution

The fourth proportional to 70,838.15, 97,767.27 and 53,814.38 is: 74,271.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,838.15 : 97,767.27 = 53,814.38 : x
  2. Step 2: Convert to fraction form
    70,838.15/97,767.27 = 53,814.38/x
  3. Step 3: Cross multiply
    70,838.15x = 97,767.27 × 53,814.38
  4. Step 4: Simplify right side
    70,838.15x = 5,261,284,530.51
  5. Step 5: Solve for x
    x = 5,261,284,530.51/70,838.15
  6. Step 6: Final answer
    x = 74,271.91

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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.