Home / 93,800.76-129,444.08-50,779.50

Finding the Fourth Proportional to 93,800.76, 129,444.08 and 50,779.50

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Solution

The fourth proportional to 93,800.76, 129,444.08 and 50,779.50 is: 70,075.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,800.76 : 129,444.08 = 50,779.50 : x
  2. Step 2: Convert to fraction form
    93,800.76/129,444.08 = 50,779.50/x
  3. Step 3: Cross multiply
    93,800.76x = 129,444.08 × 50,779.50
  4. Step 4: Simplify right side
    93,800.76x = 6,573,105,406.46
  5. Step 5: Solve for x
    x = 6,573,105,406.46/93,800.76
  6. Step 6: Final answer
    x = 70,075.18

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Double scale
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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.