Home / 127,303.16-175,678.47-69,946.18

Finding the Fourth Proportional to 127,303.16, 175,678.47 and 69,946.18

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Solution

The fourth proportional to 127,303.16, 175,678.47 and 69,946.18 is: 96,525.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,303.16 : 175,678.47 = 69,946.18 : x
  2. Step 2: Convert to fraction form
    127,303.16/175,678.47 = 69,946.18/x
  3. Step 3: Cross multiply
    127,303.16x = 175,678.47 × 69,946.18
  4. Step 4: Simplify right side
    127,303.16x = 12,288,037,445.55
  5. Step 5: Solve for x
    x = 12,288,037,445.55/127,303.16
  6. Step 6: Final answer
    x = 96,525.79

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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.