Home / 70,510.19-97,303.16-40,295.17

Finding the Fourth Proportional to 70,510.19, 97,303.16 and 40,295.17

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Solution

The fourth proportional to 70,510.19, 97,303.16 and 40,295.17 is: 55,606.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,510.19 : 97,303.16 = 40,295.17 : x
  2. Step 2: Convert to fraction form
    70,510.19/97,303.16 = 40,295.17/x
  3. Step 3: Cross multiply
    70,510.19x = 97,303.16 × 40,295.17
  4. Step 4: Simplify right side
    70,510.19x = 3,920,846,685.75
  5. Step 5: Solve for x
    x = 3,920,846,685.75/70,510.19
  6. Step 6: Final answer
    x = 55,606.81

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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.