Home / 229,075.85-316,124.26-127,116.83

Finding the Fourth Proportional to 229,075.85, 316,124.26 and 127,116.83

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Solution

The fourth proportional to 229,075.85, 316,124.26 and 127,116.83 is: 175,421.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,075.85 : 316,124.26 = 127,116.83 : x
  2. Step 2: Convert to fraction form
    229,075.85/316,124.26 = 127,116.83/x
  3. Step 3: Cross multiply
    229,075.85x = 316,124.26 × 127,116.83
  4. Step 4: Simplify right side
    229,075.85x = 40,184,714,289.81
  5. Step 5: Solve for x
    x = 40,184,714,289.81/229,075.85
  6. Step 6: Final answer
    x = 175,421.00

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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.