Home / 52,315.47-72,162.95-45,617.18

Finding the Fourth Proportional to 52,315.47, 72,162.95 and 45,617.18

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Solution

The fourth proportional to 52,315.47, 72,162.95 and 45,617.18 is: 62,923.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,315.47 : 72,162.95 = 45,617.18 : x
  2. Step 2: Convert to fraction form
    52,315.47/72,162.95 = 45,617.18/x
  3. Step 3: Cross multiply
    52,315.47x = 72,162.95 × 45,617.18
  4. Step 4: Simplify right side
    52,315.47x = 3,291,869,947.18
  5. Step 5: Solve for x
    x = 3,291,869,947.18/52,315.47
  6. Step 6: Final answer
    x = 62,923.45

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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.