Home / 102,303.93-153,455.58-46,078.23

Finding the Fourth Proportional to 102,303.93, 153,455.58 and 46,078.23

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Solution

The fourth proportional to 102,303.93, 153,455.58 and 46,078.23 is: 69,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,303.93 : 153,455.58 = 46,078.23 : x
  2. Step 2: Convert to fraction form
    102,303.93/153,455.58 = 46,078.23/x
  3. Step 3: Cross multiply
    102,303.93x = 153,455.58 × 46,078.23
  4. Step 4: Simplify right side
    102,303.93x = 7,070,961,510.02
  5. Step 5: Solve for x
    x = 7,070,961,510.02/102,303.93
  6. Step 6: Final answer
    x = 69,117.20

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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.