Home / 160,139.04-240,275.28-70,246.32

Finding the Fourth Proportional to 160,139.04, 240,275.28 and 70,246.32

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Solution

The fourth proportional to 160,139.04, 240,275.28 and 70,246.32 is: 105,398.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,139.04 : 240,275.28 = 70,246.32 : x
  2. Step 2: Convert to fraction form
    160,139.04/240,275.28 = 70,246.32/x
  3. Step 3: Cross multiply
    160,139.04x = 240,275.28 × 70,246.32
  4. Step 4: Simplify right side
    160,139.04x = 16,878,454,525.77
  5. Step 5: Solve for x
    x = 16,878,454,525.77/160,139.04
  6. Step 6: Final answer
    x = 105,398.75

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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.